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Statement - UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 060100 - Disclosure - Basis of Presentation and General Information link:presentationLink link:calculationLink link:definitionLink 060200 - Disclosure - Significant Accounting Policies and Recent Accounting Pronouncements link:presentationLink link:calculationLink link:definitionLink 060300 - Disclosure - Discontinued Operations link:presentationLink link:calculationLink link:definitionLink 060400 - Disclosure - Transactions with Related Parties link:presentationLink link:calculationLink link:definitionLink 060500 - Disclosure - Deferred Charges, net link:presentationLink link:calculationLink link:definitionLink 060600 - Disclosure - Vessels, net link:presentationLink link:calculationLink link:definitionLink 060700 - Disclosure - Investment in Equity Securities link:presentationLink link:calculationLink link:definitionLink 060800 - Disclosure - Investment in debt securities link:presentationLink link:calculationLink link:definitionLink 060900 - Disclosure - Long-Term Debt link:presentationLink link:calculationLink link:definitionLink 061000 - Disclosure - Equity Capital Structure link:presentationLink link:calculationLink link:definitionLink 061100 - Disclosure - Mezzanine Equity link:presentationLink link:calculationLink link:definitionLink 061200 - Disclosure - Financial Instruments and Fair Value Disclosures link:presentationLink link:calculationLink link:definitionLink 061300 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 061400 - Disclosure - Equity Incentive Plan link:presentationLink link:calculationLink link:definitionLink 061500 - Disclosure - Earnings/(Loss) Per Common Share link:presentationLink link:calculationLink link:definitionLink 061600 - Disclosure - Vessel Revenues link:presentationLink link:calculationLink link:definitionLink 061700 - Disclosure - Vessel Operating and Voyage Expenses link:presentationLink link:calculationLink link:definitionLink 061800 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 061900 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 070200 - Disclosure - Significant Accounting Policies and Recent Accounting Pronouncements (Policies) link:presentationLink link:calculationLink link:definitionLink 080300 - Disclosure - Discontinued Operations (Tables) link:presentationLink link:calculationLink link:definitionLink 080500 - Disclosure - Deferred Charges, net (Tables) link:presentationLink link:calculationLink link:definitionLink 080600 - Disclosure - Vessels, net (Tables) link:presentationLink link:calculationLink link:definitionLink 080700 - Disclosure - Investment in Equity Securities (Tables) link:presentationLink link:calculationLink link:definitionLink 080800 - Disclosure - Investment in debt securities (Tables) link:presentationLink link:calculationLink link:definitionLink 081200 - Disclosure - Financial Instruments and Fair Value Disclosures (Tables) link:presentationLink link:calculationLink link:definitionLink 081300 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 081400 - Disclosure - Equity Incentive Plan (Tables) link:presentationLink link:calculationLink link:definitionLink 081500 - Disclosure - Earnings/(Loss) Per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 081600 - Disclosure - Vessel Revenues (Tables) link:presentationLink link:calculationLink link:definitionLink 081700 - Disclosure - Vessel Operating and Voyage Expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 081800 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 090100 - Disclosure - Basis of Presentation and General Information, General Information (Details) link:presentationLink link:calculationLink link:definitionLink 090300 - Disclosure - Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 090400 - Disclosure - Transactions with Related Parties, Castor Ships (Details) link:presentationLink link:calculationLink link:definitionLink 090402 - Disclosure - Transactions with Related Parties, Former Parent Company (Details) link:presentationLink link:calculationLink link:definitionLink 090404 - Disclosure - Transactions with Related Parties, Equity Incentive Plan (Details) link:presentationLink link:calculationLink link:definitionLink 090406 - Disclosure - Transactions with Related Parties, Robin Energy Ltd (Details) link:presentationLink link:calculationLink link:definitionLink 090500 - Disclosure - Deferred Charges, net (Details) link:presentationLink link:calculationLink link:definitionLink 090600 - Disclosure - Vessels, net (Details) link:presentationLink link:calculationLink link:definitionLink 090700 - Disclosure - Investment in Equity Securities, Summary (Details) link:presentationLink link:calculationLink link:definitionLink 090702 - Disclosure - Investment in Equity Securities, Equity Securities with Readily Determinable Fair Values (Details) link:presentationLink link:calculationLink link:definitionLink 090704 - Disclosure - Investment in Equity Securities, Equity Securities without Readily Determinable Fair Values (Details) link:presentationLink link:calculationLink link:definitionLink 090800 - Disclosure - Investment in debt securities (Details) link:presentationLink link:calculationLink link:definitionLink 090900 - Disclosure - Long-Term Debt, $60.0 Million Revolving Credit Facility (Details) link:presentationLink link:calculationLink link:definitionLink 091000 - Disclosure - Equity Capital Structure (Details) link:presentationLink link:calculationLink link:definitionLink 091100 - Disclosure - Mezzanine Equity (Details) link:presentationLink link:calculationLink link:definitionLink 091200 - Disclosure - Financial Instruments and Fair Value Disclosures (Details) link:presentationLink link:calculationLink link:definitionLink 091300 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 091400 - Disclosure - Equity Incentive Plan (Details) link:presentationLink link:calculationLink link:definitionLink 091500 - Disclosure - Earnings/(Loss) Per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 091600 - Disclosure - Vessel Revenues (Details) link:presentationLink link:calculationLink link:definitionLink 091700 - Disclosure - Vessel Operating and Voyage Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 091800 - Disclosure - Segment Information, Information about Company's Reportable Segments (Details) link:presentationLink link:calculationLink link:definitionLink 091802 - Disclosure - Segment Information, Reconciliation of Total Segment Assets to Total Assets (Details) link:presentationLink link:calculationLink link:definitionLink 091900 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink