Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Amortization Expense

The summary of amortization expense in the consolidated statement of operations is as follows:

	Three Months Ended March 31,
	2019		2018
Cost of revenues	$	167	$	166
Operating expenses		73		124
Total	$	240	$	290

Summary of Other Intangible Assets

The summary of other intangible assets, net is as follows:

	March 31, 2019						December 31, 2018
			Accumulated		Net Book				Accumulated		Net Book
	Cost		Amortization		Value		Cost		Amortization		Value
Customer contracts and relationships	$	16,880	$	16,880	$	0	$	16,880	$	16,880	$	0
Patents and technology		10,114		9,503		611		10,114		9,336		778
Trademarks and trade names		4,834		4,656		178		4,834		4,607		227
Other		2,506		2,506		0		2,506		2,482		24
Total	$	34,334	$	33,545	$	789	$	34,334	$	33,305	$	1,029

Summary of Assigned Lives and Weighted Average Amortization Periods by Intangible Asset Category

The assigned lives and weighted average amortization periods by intangible asset category are summarized below:

Intangible Assets	Assigned Life	Weighted Average Amortization Period
Customer contracts and relationships	5 years		5.0
Patents and technology	5 to 6 years	5.1
Trademarks and trade names	5 to 6 years	5.6
Other	1 to 6 years		3.0

Schedule of Expected Amortization Expense

The Company’s intangible amortization is scheduled through February 2020.  The amortization expense for 2019 and the next year is as follows:

Fiscal Year	Amount
2019	$	885
2020	$	144