Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Summary of property and equipment

	December 31,		December 31,
	2023		2022
Automobiles and trucks	$	1,985	$	2,232
Building and improvements		36,931		36,952
Construction equipment		125,705		130,660
Vessels and other equipment		94,030		91,495
Office equipment		6,708		6,885
		265,359		268,224
Less: Accumulated depreciation		(206,243)		(195,948)
Net book value of depreciable assets		59,116		72,276
Construction in progress		3,770		816
Land		24,948		27,885
	$	87,834	$	100,977