Property and equipment (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Property and Equipment [Abstract]
Property and equipment, gross	$ 5,385		$ 4,985
Less: Accumulated depreciation and amortization	(3,751)		(3,442)
Net property and equipment	1,634		1,543
Depreciation	341	$ 250
Automobiles [Member]
Property and Equipment [Abstract]
Property and equipment, gross	49		49
Airplanes [Member]
Property and Equipment [Abstract]
Property and equipment, gross	1,143		1,141
Furniture and Fixtures [Member]
Property and Equipment [Abstract]
Property and equipment, gross	4,153		3,755
Computer Equipment [Member]
Property and Equipment [Abstract]
Property and equipment, gross	$ 40		$ 40

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

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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.

+ References

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- Definition

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.

+ References

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

+ References

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