Recent Accounting Pronouncements and Significant Accounting Policies, Dry-Docking Costs (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Dry-Docking Costs [Abstract]
Unamortized dry-docking costs	$ 1,798	$ 1,098
Loss / (gain) on vessels' sale	15,683	9,543	$ 0
Tanker Vessels [Member]
Dry-Docking Costs [Abstract]
Amortization of dry-docking costs	571	544	$ 68
Loss / (gain) on vessels' sale	$ 651	$ 562

The amount of amortization of deferred charges applied against earnings during the period.

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Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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