Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

Intangible assets include Miami-Dade County Notices of Acceptances (NOA’s), which are certificates issued for approved products and required to market hurricane- resistant glass in Florida. Also, it includes the intangibles acquired from the acquisition of GM&P.

	June 30, 2019
	Gross		Acc. Amort.			Net
Trade Names	$	980	$	(457	)	$	523
Notice of Acceptances (NOAs), product designs and other intellectual property		10,870		(5,822	)		5,048
Non-compete Agreement		165		(77	)		88
Customer Relationships		4,140		(2,069	)		2,071
Total	$	16,155	$	(8,425	)	$	7,730

	December 31, 2018
	Gross		Acc. Amort.			Net
Trade Names	$	980	$	(359	)	$	621
Notice of Acceptances (NOAs), product designs and other intellectual property		10,881		(5,373	)		5,508
Non-compete Agreement		165		(60	)		105
Contract Backlog		3,090		(2,832	)		258
Customer Relationships		4,140		(1,626	)		2,514
Total	$	19,256	$	(10,250	)	$	9,006

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The estimated aggregate amortization expense for each of the five succeeding years as of June 30, 2019 is as follows:

Year ending	(in thousands)
2019	$	1,154
2020		2,180
2021		2,150
2022		1,270
2023		789
Thereafter		187
	$	7,730