INTERIM FINANCIAL REPORTING (Tables)

3 Months Ended

Mar. 31, 2019

Accounting Policies [Abstract]

Disaggregation of revenue

Revenue by Type (Disaggregated Revenue)	Three Months Ended March 31,
	2019		2018		Change			% of Change
Product Sales:
Soundwall Sales	$	2,114	$	2,480	$	(366	)		(15	)%
Architectural Panel Sales		—		213		(213	)		(100	)%
SlenderWall Sales		1,963		1,143		820			72	%
Miscellaneous Wall Sales		363		493		(130	)		(26	)%
Barrier Sales		1,591		2,285		(694	)		(30	)%
Easi-Set and Easi-Span Building Sales		1,034		502		532			106	%
Utility and Farm Product Sales		308		214		94			44	%
Miscellaneous Sales		130		123		7			6	%
Total Product Sales		7,503		7,453		50			1	%
Barrier Rentals		573		309		264			85	%
Royalty Income		306		221		85			38	%
Shipping and Installation Revenue		1,807		1,142		665			58	%
Total Service Revenue		2,686		1,672		1,014			61	%
Total Revenue	$	10,189	$	9,125	$	1,064			12	%