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Vessels, net: - consolidated condensed balance sheets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Property, plant and equipment
Balance beginning of period	$ 825,105
Depreciation	(15,816)	$ (15,739)
Balance end of period	809,289
Vessel Cost
Property, plant and equipment
Balance beginning of period	1,171,630
Balance end of period	1,171,630
Accumulated Depreciation
Property, plant and equipment
Balance beginning of period	(346,525)
Depreciation	(15,816)
Balance end of period	(362,341)
Net Book Value
Property, plant and equipment
Balance beginning of period	825,105
Depreciation	(15,816)
Balance end of period	$ 809,289

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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