Revenue, Accounts Receivable and Provision for Credit Losses, Revenue and Accounts Receivable (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues and Accounts Receivable [Abstract]
Accounts receivable, net	$ 9,110	$ 3,792
Deferred revenue	1,378	0
Revenues [Abstract]
Maximum loss if charterers failed to perform	6,440	405
Spot Charters [Member]
Revenues and Accounts Receivable [Abstract]
Revenues	23,330	23,606	$ 34,742
Accounts receivable, net	2,636	2,037
Contract assets	167	196
Time Charters [Member]
Revenues and Accounts Receivable [Abstract]
Revenues	8,131	10,282	7,303
Accounts receivable, net	34	2
Deferred revenue	1,378	0
Pool Charters [Member]
Revenues and Accounts Receivable [Abstract]
Revenues	43,712	2,603	$ 0
Accounts receivable, net	$ 6,440	$ 1,753
Time and Pool Charters [Member]
Revenues and Accounts Receivable [Abstract]
Operating Lease, Lease Income, Statement of Income [Extensible Enumeration]	Revenues	Revenues	Revenues
Revenues [Member] \| Customer Concentration Risk [Member] \| Charterer A [Member]
Revenues [Abstract]
Concentration risk percentage	0.00%	26.00%	20.00%
Revenues [Member] \| Customer Concentration Risk [Member] \| Charterer B [Member]
Revenues [Abstract]
Concentration risk percentage	0.00%	17.00%	0.00%
Revenues [Member] \| Customer Concentration Risk [Member] \| Charterer C [Member]
Revenues [Abstract]
Concentration risk percentage	41.00%	0.00%	0.00%
Revenues [Member] \| Customer Concentration Risk [Member] \| Charterer D [Member]
Revenues [Abstract]
Concentration risk percentage	18.00%	0.00%	0.00%

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Maximum amount of loss due to credit risk that, based on the gross fair value of the financial instrument, the entity would incur if parties to the financial instruments that make up the concentration failed completely to perform according to the terms of the contracts and the collateral or other security, if any, for the amount due proved to be of no value to the entity.

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

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Amount of deferred income excluding obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.

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Indicates line item in statement of comprehensive income that includes operating lease income.

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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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