Construction Contracts - Summary of Costs in Excess of Billings and Billings in Excess of Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Construction contract costs and estimated earnings in excess of billings
Beginning balance	$ 342	$ 243
Transferred to receivables	(347)	(266)
Construction contract costs and estimated earnings not billed during the period	1,206	121
Changes due to cumulative catch-up adjustment arising from changes in the estimate of the stage of completion	5	23
Ending balance	1,206	121
Billings in excess of construction contract costs and estimated earnings
Beginning balance	17,515	4,881
Revenue recognized that was included in the balance at the beginning of the period	(17,515)	(4,881)
Increases due to new billings, excluding amounts recognized as revenue during the period	17,150	15,055
Changes due to cumulative catch-up adjustment arising from changes in the estimate of the stage of completion	(414)	(1)
Ending balance	$ 16,736	$ 15,054