Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Summary of Significant Accounting Policies

Property and equipment estimated useful lives

	Years
Buildings and improvements		10-40
Trucks and automotive equipment		3-10
Shop machinery and equipment		3-10
Land improvements		10-15
Rental equipment		5-10
Office equipment		3-10

Disaggregation of revenue

Revenue by Type (Disaggregated Revenue)	2022		2021		Change			% Change
Product Sales:
Soundwall Sales	$	4,128	$	8,025	$	(3,897	)		(49	)%
Architectural Sales		4,269		4,932		(663	)		(13	)%
SlenderWall Sales		1,489		1,795		(306	)		(17	)%
Miscellaneous Wall Sales		3,475		2,352		1,123			48	%
Barrier Sales		6,717		4,686		2,031			43	%
Easi-Set and Easi-Span Building Sales		4,089		3,036		1,053			35	%
Utility Sales		2,023		2,468		(445	)		(18	)%
Miscellaneous Sales		1,631		1,206		425			35	%
Total Product Sales		27,821		28,500		(679	)		(2	)%
Barrier Rentals		6,545		9,925		(3,380	)		(34	)%
Royalty Income		2,498		2,216		282			13	%
Shipping and Installation Revenue		13,267		10,001		3,266			33	%
Total Service Revenue		22,310		22,142		168			1	%
Total Revenue	$	50,131	$	50,642	$	(511	)		(1	)%