Long-term Debt, Type [Axis] 8.30% 2022 Notes [Member] Long-term Debt [Member] Capital Lease Obligations [Member] Equity Components [Axis] Preferred Stock [Member] Common Stock [Member] Treasury Stock [Member] Additional Paid-in Capital [Member] AOCI Attributable to Parent [Member] Retained Earnings [Member] Long-Lived Tangible Asset [Axis] E.R. Vessels [Member] Eneti Vessels [Member] Statistical Measurement [Axis] Minimum [Member] Maximum [Member] Combined carrying capacity [Member] Related Party [Axis] Oceanbulk Maritime and its affiliates [Member] Interchart [Member] AOM [Member] Starocean [Member] Coromel Maritime Limited [Member] Product Shipping and Trading S.A. [Member] Management [Member] Hartree Marine Fuels LLC [Member] Augustea Technoservices Ltd and affiliates [Members] Combine Marine Ltd. and Alma Properties [Member] AOM [Member] Sydelle [Member] Coromel [Member] Cost [Member] Accumulated depreciation [Member] Net Book Value [Member] Collateral Held [Axis] First-priority mortgage [Member] Lease Agreements [Member] Second-priority mortgage [Member] Star Marilena, Star Bueno and Star Borneo [Member] Eneti Acquisition Vessels [Member] Eneti Warrant [Member] Star Bovarius, Star Subaru, Star Capoeira, Star Carioca, Star Lambada and Star Macarena [Member] Star Athena [Member] Kamsarmax Vessels [Member] Star Elizabeth [Member] Star Pavlina [Member] Financing Lease [Member] Lender Name [Axis] SEB $39,000 Facility [Member] NBG $125,000 Facility [Member] DNB $310,000 Facility [Member] ING $170,600 Facility [Member] ABN AMRO $97,150 Facility [Member] Citibank $130,000 Facility [Member] Scenario [Axis] Advance A [Member] Advance B [Member] Cash and Cash Equivalents [Axis] Not Legally Restricted [Member] Legally restricted [Member] HSBC Working Capital Facility [Member] Sale of Stock [Axis] Secondary Offering [Member] Series [Axis] Oaktree Capital Management L.P. [Member] Plan Name [Axis] Equity Incentive Plan 2021 [Member] Vesting [Axis] Vest In September 2021 [Member] Vest In June 2022 [Member] Vest In June 2024 [Member] Award Type [Axis] Restricted Stock Units (RSUs) [Member] Other Commitments [Axis] Future, minimum, non-cancellable charter revenue (1) [Member] Finite-Lived Intangible Assets by Major Class [Axis] Future, minimum, charter-in hire payments (2) [Member] Vessel BWTS (1) [Member] Liability Class [Axis] Commitments [Member] Office Rent (2) [Member] Counterparty Name [Axis] National Bank of Greece [Member] Forecast [Member] Derivative Instrument [Axis] Forward Freight Agreements [Member] Bunker Swaps [Member] Fair Value Hierarchy and NAV [Axis] Fair Value, Inputs, Level 2 [Member] Hedging Designation [Axis] Designated as Hedging Instrument [Member] Interest Rate Swap [Member] Fair Value, Inputs, Level 1 [Member] Not Designated as Hedging Instrument [Member] Financial Instrument [Axis] Derivative [Member] DSF $55.0 Facility [Member] Time charters [Member] Voyage charters [Member] Pool adjustment [Member] Revenue Contracts [Member] Vessels Operating in CCL Pool [Member] Vessels Operating In Short Pool [Member] Related Party Transaction [Axis] Sales Agents [Member] Subsequent Event Type [Axis] Subsequent Event [Member] DNB $107,500 Facility [Member] Credit Agricole Corporate And Investment Bank [Member] Share Repurchase Program [Axis] Share Repurchase Program [Member] Cover [Abstract] Document Type Amendment Flag Amendment Description Document Registration Statement Document Annual Report Document Quarterly Report Document Transition Report Document Shell Company Report Document Shell Company Event Date Document Period Start Date Document Period End Date Document Fiscal Period Focus Document Fiscal Year Focus Current Fiscal Year End Date Entity File Number Entity Registrant Name Entity Central Index Key Entity Primary SIC Number Entity Tax Identification Number Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Three Entity Address, City or Town Entity Address, State or Province Entity Address, Country Entity Address, Postal Zip Code Country Region City Area Code Local Phone Number Extension Written Communications Soliciting Material Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Title of 12(b) Security No Trading Symbol Flag Trading Symbol Security Exchange Name Title of 12(g) Security Security Reporting Obligation Annual Information Form Audited Annual Financial Statements Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Elected Not To Use the Extended Transition Period Document Accounting Standard Other Reporting Standard Item Number Entity Shell Company Entity Public Float Entity Bankruptcy Proceedings, Reporting Current Entity Common Stock, Shares Outstanding Documents Incorporated by Reference [Text Block] Statement of Financial Position [Abstract] ASSETS CURRENT ASSETS Cash and cash equivalents Restricted cash, current (Notes 7 and 12) Trade accounts receivable, net Inventories (Note 4) Due from managers Due from related parties (Note 3) Prepaid expenses and other receivables Derivatives, current asset portion (Note 12) Other current assets (Note 13) Total Current Assets FIXED ASSETS Vessels and other fixed assets, net (Note 5) Total Fixed Assets OTHER NON-CURRENT ASSETS Long term investment (Note 3) Restricted cash, non-current (Notes 7 and 12) Leased buildings, right-of-use assets Derivatives, non-current asset portion (Note 12) Other non-current assets (Note 3) TOTAL ASSETS LIABILITIES & SHAREHOLDERS' EQUITY CURRENT LIABILITIES 8.30% 2022 Notes, net of unamortized notes issuance costs of $564 as of June 30, 2021 (Note 7) Current portion of long-term bank loans (Note 7) Lease financing short term (Note 6) Accounts payable Due to managers Due to related parties (Note 3) Accrued liabilities Derivatives, current liability portion (Note 12) Deferred revenue Total Current Liabilities NON-CURRENT LIABILITIES 8.30% 2022 Notes, net of unamortized notes issuance costs of $768 as of December 31, 2020 (Note 7) Long-term bank loans, net of current portion and unamortized loan issuance costs of $13,761 and $10,789, as of December 31, 2020 and June 30, 2021, respectively (Note 7) Lease financing long term, net of unamortized lease issuance costs of $6,181 and $6,194, as of December 31, 2020 and June 30, 2021, respectively (Note 6) Derivatives, non-current liability portion (Note 12) Fair value of below market time charters acquired Leased buildings, operating lease liabilities Other non-current liabilities TOTAL LIABILITIES COMMITMENTS & CONTINGENCIES (Note 11) SHAREHOLDERS' EQUITY Preferred Shares; $0.01 par value, authorized 25,000,000 shares; none issued or outstanding at December 31, 2020 and June 30, 2021, respectively (Note 8) Common Shares, $0.01 par value, 300,000,000 shares authorized; 97,146,687 shares issued and 97,139,716 shares (net of treasury shares) outstanding as of December 31, 2020;  102,239,716 shares issued and outstanding as of June 30, 2021 (Note 8) Additional paid in capital Treasury shares (6,971 and 0 shares at December 31, 2020 and June 30, 2021, respectively) (Note 8)  Accumulated other comprehensive income/(loss) Accumulated deficit Total Shareholders' Equity TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY Schedule of Long-term Debt Instruments [Table] Obligation with Joint and Several Liability Arrangement [Line Items] Unamortized debt issuance costs Preferred Stock, Par or Stated Value Per Share Preferred Stock, Shares Authorized Preferred Stock, Shares Issued Preferred Stock, Shares Outstanding Common Stock, Par or Stated Value Per Share Common Stock, Shares Authorized Common Stock, Shares, Issued Common Stock, Shares, Outstanding Treasury Stock, Shares Income Statement [Abstract] Revenues: Voyage revenues (Note 13) Expenses Voyage expenses (Note 3) Charter-in hire expenses (Note 3) Vessel operating expenses Dry docking expenses Depreciation (Note 5) Management fees (Notes 3) General and administrative expenses (Note 3) (Gain)/Loss on time charter agreement termination Other operational loss Other operational gain (Gain)/Loss on forward freight agreements and bunker swaps, net (Note 12) Total operating expenses Operating income / (loss) Other Income/ (Expenses): Interest and finance costs (Note 7) Interest and other income/(loss) Loss on debt extinguishment (Note 7) Total other expenses, net Income / (loss) before taxes and equity in income of investee Income taxes Income/(Loss) before equity in income of investee Equity in income / (loss) of investee Net income/(loss) Earnings / (Loss) per share, basic Earnings / (Loss) per share, diluted Weighted average number of shares outstanding, basic (Note 9) Weighted average number of shares outstanding, diluted  (Note 9) Net income / (loss) Other comprehensive income / (loss): Unrealized gain / (loss) from hedging interest rate swaps recognized in Other comprehensive income/(loss) before reclassifications Less: Reclassification adjustments of interest rate swap gain/(loss) Other comprehensive income / (loss) Total comprehensive income / (loss) Statement [Table] Statement [Line Items] Beginning balance, value Beginning balance, shares  Net income / (loss)   Other comprehensive income / (loss)  Issuance of vested and non-vested shares and amortization of share-based compensation (Note 10), value Amortization of share-based compensation (Note 10) Issuance of vested and non-vested shares and amortization of share-based compensation (Note 10), shares Acquisition of vessels (Note 8) Acquisition of vessels (Note 8), shares Cancellation of treasury stock (Note 8)  Cancellation of treasury stock, (Note 8), shares Dividend declared and paid (Note 8) Ending balance, value Ending balance, shares Statement of Stockholders' Equity [Abstract] Common Stock, Dividends, Per Share, Cash Paid Statement of Cash Flows [Abstract] Cash Flows from Operating Activities: Adjustments to reconcile net income/(loss) to net cash provided by/(used in) operating activities: Amortisation of fair value of below market time charters Amortization of debt (loan, lease & notes) issuance costs (Note 7) Loss on debt extinguishment (Note 7) Share-based compensation (Note 10) Change in fair value of forward freight derivatives and bunker swaps (Note 12) Other non-cash charges Gain on hull and machinery claims Equity in income / (loss) of investee (Increase)/Decrease in: Trade accounts receivable Inventories Prepaid expenses and other receivables  Derivatives asset Due from related parties Due from managers Increase/(Decrease) in: Accounts payable Due to related parties Accrued liabilities Due to managers Deferred revenue Net cash provided by / (used in) Operating Activities Cash Flows from Investing Activities: Advances for vessels & vessel upgrades and other fixed assets Hull and machinery insurance proceeds Net cash provided by / (used in) Investing Activities Cash Flows from Financing Activities: Proceeds from bank loans, leases and notes Loan and lease prepayments and repayments Financing and debt extinguishment fees paid Dividends paid Offering expenses paid related to the issuance of common stock Refund of financing premia Net cash provided by / (used in) Financing Activities Net increase/(decrease) in cash and cash equivalents and restricted cash  Cash and cash equivalents and restricted cash at beginning of period Cash and cash equivalents and restricted cash at end of period   Cash paid during the period for: Interest Non-cash investing and financing activities: Shares issued in connection with vessel acquisitions Vessel upgrades Assumed debt upon acquisition Reconciliation of (a) cash and cash equivalents, and restricted cash reported within the consolidated balance sheets to (b) the total amount of such items reported in the statements of cash flows: Restricted cash, current (Notes 7 and 12) Restricted cash, non-current (Notes 7 and 12) Cash and cash equivalents and restricted cash at end of period shown in the statement of cash flows Accounting Policies [Abstract] Basis of Presentation and General Information Significant accounting policies and recent accounting pronouncements Related Party Transactions [Abstract] Transactions with Related Parties Inventory Disclosure [Abstract] Inventories Property, Plant and Equipment [Abstract] Vessels and other fixed assets, net Commitments and Contingencies Disclosure [Abstract] Lease financing Debt Disclosure [Abstract] Long-term bank loans and 2022 Notes Equity [Abstract] Preferred and Common Shares and Additional Paid-in Capital Earnings Per Share [Abstract] Earnings / (Loss) per Share Share-based Payment Arrangement [Abstract] Equity Incentive Plans Commitments and Contingencies Fair Value Disclosures [Abstract] Fair value measurements and Hedging Revenue from Contract with Customer [Abstract] Voyage revenues Subsequent Events [Abstract] Subsequent Events Transactions with Related Parties - Balance Sheets (Table) Transactions with Related Parties - Statements of Operations (Table) Inventories (Table) Vessels and other fixed assets net - Schedules of vessels and other fixed assets, net (Table) Lease financing - Capital lease obligations, Principal payments (Table) Long-term Debt - Principal payments (Table) Long-term bank loans - Interest and finance costs (Table) Earnings / (Loss) per share (Table) Equity Incentive Plans - Summary of non-vested share options (Table) Commitments and Contingencies - Charter party arrangements (Table) Commitments and Contingencies - Other commitments (Table) Fair Value Measurements and Hedging - Derivative instruments effect on statement of operations (Table) Fair Value Measurements and Hedging - Fair value on a recurring basis - Significant Other Observable Inputs (Table) Fair Value Measurements and Hedging - Fair value on a recurring basis - Quoted Prices in Active Markets (Table) Voyage Revenues (Table) Property, Plant and Equipment [Table] Property, Plant and Equipment [Line Items] Entity Incorporation, Date of Incorporation Number of vessels owned Vessel capacity Average age of vessels Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Line Items] Due from related parties Due to related parties Voyage expenses Consultancy fees Directors compensation Office rent General and administrative expenses Management fees Charter - in hire expenses  Lubricants   Bunkers   Total  Balance, December 31, 2020 Balance, December 31, 2020 Balance, December 31, 2020 Acquisitions, improvements and other vessel costs Depreciation for the period Balance, June 30, 2021 Balance, June 30, 2021 Balance, June 30, 2021 Debt Instrument, Collateral Amount Vessels and other fixed assets, net Number of operating vessels acquired Delivery Date Cash portion of the consideration Number of shares issued as part of the consideration Class of Warrant or Right, Number of Securities Called by Warrants or Rights Exercise price Number of vessels acquired Purchase price June 30, 2022 June 30, 2023 June 30, 2024 June 30, 2025 June 30, 2026 June 30, 2027 and thereafter Total bareboat lease minimum payments Unamortized lease issuance costs Total bareboat lease minimum payments, net Lease financing short term Lease financing long term, net of unamortized lease issuance costs Debt Instrument [Line Items] Finance Lease, Liability Finance lease payments per vessel Total Long-term bank loans Unamortized loan issuance costs Total Long-term bank loans, net Current portion of long-term bank loans Long-term bank loans, net of current portion and unamortized loan issuance costs Interest on financing agreements Reclassification adjustments of interest rate swap loss/(gain) transferred to Interest and finance costs from Other Comprehensive Income (Note 12) Amortization of debt (loan, lease & notes) issuance costs Other bank and finance charges  Interest and finance costs Line of Credit Facility [Table] Line of Credit Facility [Line Items] Line of Credit Facility, Initiation Date Maximum borrowing capacity Amount drawn down Repayment installment Line of Credit Facility, Frequency of Payments Line of Credit Facility, Periodic Payment Line of Credit Facility, Collateral Outstanding amount Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid Increase in borrowing capacity Number of loan tranches Line of Credit Facility, Expiration Period Line of Credit Facility, Expiration Date Restricted cash, current Debt Issuance Costs, Net Debt Instrument, Description of Variable Rate Basis Long-term Debt, Weighted Average Interest Rate, at Point in Time Commitment fees Line of Credit Facility, Remaining Borrowing Capacity Loss on Extinguishment of Debt Write off of Deferred Debt Issuance Cost Accumulated Other Comprehensive Income (Loss) [Table] Treasury Stock, Shares, Retired Number of shares sold Price per share, sold Secondary offering expenses Payments of Dividends Income / (Loss) : Basic earnings / (loss) per share: Weighted average common shares outstanding, basic Basic earnings / (loss) per share Effect of dilutive securities: Dillutive effect of non vested shares Weighted average common shares outstanding, diluted Diluted earnings / (loss) per share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Unvested at beginning of period Unvested at beginning of period Granted Granted Vested Vested Unvested at end of period Unvested at end of period Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Shares reserved for issuance Number of shares granted Restricted common shares expected to vest Grant date fair value | $ / shares Share based compensation | $ Amortization expense for RSUs expected to vest | $ | $ Amortization expense reversed, included in General and administrative expenses | $ Cumulative Bunker Saving threshold Fleet performance indices Award percentage Total unrecognised compensation cost relating to restricted share Weighted average remaining term for non-vested restricted share awards Other Commitments [Table] Other Commitments [Line Items] Total 2022 Total 2022 Total 2022 Total 2022 Total 2022 Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Interest and finance costs Reclassification adjustments of interest rate swap loss/(gain) transferred to Interest and finance costs from Other comprehensive income/(loss) (Note 7) Total Gain/(loss) recognized  Gain/(loss) on forward freight agreements and bunker swaps, net Realized gain/(loss) on forward freight agreements and freight options Realized gain/(loss) on bunker swaps Unrealized gain/(loss) on forward freight agreements and freight options Unrealized gain/(loss) on bunker swaps Total Gain/(loss) recognized Fair Value, Recurring and Nonrecurring [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Derivatives, current asset portion Derivatives, non-current asset portion Total LIABILITIES Derivatives, current liability portion Derivatives, non-current liability portion Total Schedule of Fair Value, Off-balance Sheet Risks [Table] Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] Derivative, Notional Amount Derivative, Fixed Interest Rate Derivative, Inception Date Derivative, Maturity Date Gain (Loss) on Extinguishment of Debt Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion Debt Instrument, Fair Value Disclosure Difference between book and fair value Long-term Debt, Gross Notes Payable, Fair Value Disclosure Revenues from External Customers and Long-Lived Assets [Line Items] Voyage revenues Increase (Decrease) in Accounts Receivable Increase (Decrease) in Deferred Revenue Decrease in deferred assets Other Assets, Current Deferred Revenue, Current Subsequent Event [Table] Subsequent Event [Line Items] Offering price Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Debt instrument face amount Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Description Dividends Payable, Date Declared Dividends Payable, Amount Per Share Dividends Payable, Date to be Paid Dividends Payable, Date of Record Stock Repurchase Program, Authorized Amount This element represents vessels and other fixed assets, net of accumulated depreciation. Revenues arising from services provided to charterers according to the terms and conditions included in charter agreements. Voyage revenues may include the amortization of above/below market acquired time charter. Costs relating to the voyages performed by the vessels and may include port, canal, bunker expenses, commissions and other. Amount after tax of income (loss) from continuing operations before addition of income (loss) from equity method investments. Noncash effects of derivative financial instruments. This element represents the gain arising from insurance claims. The amount of noncash investment for vessel upgrades. The total value of vested and non-vested shares issued during the period and the total amount of stock based compensation amortized. The fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. Volume measured in metric tons. The fixed bunker spread price under a bunker swap agreement. The aggregate net effect in earnings due to derivatives. The realized gain / (loss) of forward freight agreements, held at each balance sheet date, that was included in earnings for the period. The realized gain / (loss) of bunker swaps agreements, held at each balance sheet date, that was included in earnings for the period. The net change in the difference between the fair value, of forward freight agreements, held at each balance sheet date, that was included in earnings for the period. The net change in the difference between the fair value, of bunker swaps, held at each balance sheet date, that was included in earnings for the period. Fair value as of the balance sheet date of bunker swaps derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities. Nominal or face amount used to calculate payment on derivative. The number of tranches under the credit facility. Number of repayment installments of a credit facility agreement. Amount of borrowing capacity currently available under the transaction involving the sale of property to another party and the lease of the property back to the seller. Number of vessels owned by the Company. The vessel's capacity in deadweight tonnage. The fees related to receiving management consultancy services during the reporting period. Expenditures for compensation for non executive officers.Examples include, but not limited to, Board of Director's attendance fees. Carrying amount as of the balance sheet date of lubricants' inventory. Carrying amount as of the balance sheet date of bunker's inventory. Amount of decrease in accumulated depreciation, depletion and amortization as a result of impairment of property, plant and equipment. Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. Amount of fee for early prepayment of finance lease. The entire disclosure for the asset or liability arising from the market value of the time charter assumed from a vessel acquisition or redelivery upon a time charter agreement termination. Tabular disclosure of interest and finance costs. Amount of interest expense on debt and finance lease liabilities. Other bank and financial services costs incurred during the reporting period. Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item. The total financing that the company has secured under loan and lease agreements, in order to pay future commitments. The proceeds from the financing premia refund. Specific incremental costs directly attributable to an actual secondary offering of securities. The entire disclosure for advances paid to yards and capitalized expenses for acquisition of vessels. The entire disclosure for management fees. OtherOperationalGainTextBlock The entire disclosure for Voyage expenses (Port charges, bunkers, commissions charged by third parties, commissions charged by related parties) and Vessel Operating expenses (crew wages and related costs, insurances, repairs, spares and maintenance, consumable stores, tonnage taxes, miscellaneous). Disclosure of accounting policy for advances for vessels under construction. Disclosure of accounting policy for vessels held for sale. Disclosure of accounting policy for dry docking costs. Disclosure of accounting policy regarding recognition of revenue and related expenses. Disclosure of accounting policy for offering costs that are expensed during the period or presented against paid-in capital. Tabular disclosure of the entity's subsidiaries. Tabular disclosure for advances paid to yard and capitalized expenses for the acquisition of vessels. Tabular disclosure for Voyage expenses (Port charges, bunkers, commissions charged by third parties, commissions charged by related parties). Tabular disclosure for Vessel Operating expenses (crew wages and related costs, insurances, repairs, spares and maintenance, consumable stores, tonnage taxes, miscellaneous). Carrying value as of the balance sheet date of obligations incurred through that date and payable for accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Carrying value as of the balance sheet date of obligations incurred through that date and payable for legal services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Carrying value as of the balance sheet date of obligations incurred through that date and payable for other professional fees, excluding legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Carrying value as of the balance sheet date of obligations incurred through that date and payable for operating and voyage expenses. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Amounts charged by port authorities for the use of infrastructure. The pre-delivery and pre-joining expenses incurred during the period. The tonnage taxes for the period. The cost of lubricants consumed during the period. The size of the vessel. The date of the vessel delivery to the Company. The year that the vessel was built. Amount of gain (loss) included in earnings for the period from the settlement of interest rate derivatives not designated as hedging instruments. The number of operating vessels acquired by the Company. Amount of debt prepaid. The amount of maintenance expenses for vessel scrubbers and BWTS incurred during the period. Number of tranches for issuance of restricted shares. The amount that indicates the Company's fleet performance. The number of equity-based payment instruments, excluding stock (or unit) options, that are expected to vest. Monthly lump fee payable to Interchart, as part of the Services Agreement for brokering and commercial services. Brokerage Commissions on contracted Charter Revenues. The aggregate consultancy fees related to executive officers of the Company. The monthly rent expense. The number of directors constituting the Board of Directors. Number of vessels acquired The gross daily charter rate. The percentage of coverage through foreign currency hedging. The scrap value of vessels per light weight ton (LWT). The estimated vessels' salvage value per lightweight ton. Purchase price payable at the end of the bareboat charter. Number of repayment installments of a credit facility agreement. The number of vessels financed by the debt instrument. Carrying value as of the balance sheet date of obligations incurred through that date and payable for loan interest and financing fees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). The vessel's capacity in deadweight tonnage. The difference between the book and the fair value of the debt instrument payable. Amount of acquired leases at above market lease rate with a finite life. A description of the revenue recognition method. The amount of expenses relate to long-term debt prepaymets. The number of equity-based payment instruments, excluding stock (or unit) options, that are subject to vest. A description of the operating lease expense recognition method. The increase (decrease) during the reporting period in the aggregate amount of financing lease liabilities. The amount that indicates the cumulative Bunker Saving. Percentage of annual Bunker Benefit, the value of which will be awarded as share-based payment arrangement. The cumulative Bunker Saving, above which the Board of Directors will award to key employees. The average age of property, plant and equipment. The amount of cash outflow per vessel paid by the Company to the lessors as security for its obligations. The price at which the debt will be redeemed Number of shares sold as part of secondary offering. Per share or per unit amount of equity securities sold. AOM [Member] [Default Label] Assets, Current Property, Plant and Equipment, Net Assets Liabilities, Current Liabilities Treasury Stock, Value Stockholders' Equity Attributable to Parent Liabilities and Equity Gain (Loss) on Termination of Lease Other Nonrecurring Gain Costs and Expenses Operating Income (Loss) Interest Expense Other Nonoperating Income (Expense) Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income Tax Expense (Benefit) IncomeLossFromContinuingOperationsBeforeIncomeLossFromEquityMethodInvestments Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax Comprehensive Income (Loss), Net of Tax, Attributable to Parent Dividends, Common Stock Amortization of Below Market Lease Unrealized Gain (Loss) on Derivatives Other Noncash Income (Expense) GainFromInsuranceClaim Increase (Decrease) in Inventories Increase (Decrease) in Prepaid Expense and Other Assets Increase (Decrease) in Derivative Assets Increase (Decrease) in Due from Related Parties, Current Increase (Decrease) in Other Receivables Increase (Decrease) in Accounts Payable, Trade Increase (Decrease) in Accrued Liabilities Increase (Decrease) in Other Accounts Payable Net Cash Provided by (Used in) Operating Activities Net Cash Provided by (Used in) Investing Activities Repayments of Debt Payments of Financing Costs Payments of Ordinary Dividends, Common Stock Payments of Stock Issuance Costs Net Cash Provided by (Used in) Financing Activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Restricted Cash, Current Restricted Cash, Noncurrent Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Consultancy fees NonExecutiveDirectorsCompensation Operating Lease, Expense Property, Plant and Equipment, Gross Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Write off of Deferred Debt Issuance Cost Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Operating Leases, Future Minimum Payments Due Operating Leases, Future Minimum Payments Due, Next Twelve Months Contractual Obligation Contractual Obligation, to be Paid, Year One GainLossOnDerivativeInstrumentsAggregateNetEffectInEarnings Derivative Asset Derivative Liability Voyage revenues [Default Label]