Geographic Data (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Schedule of Revenue and Long-Lived Assets by Geographic Areas

Financial information relating to our operations by geographic area were as follows:

Net Sales	Years Ended December 31,
	2017		2016		2015
United States	$	287,092	$	276,033	$	238,796
Singapore	5,596		6,668		8,379
China	66,510		59,506		55,825
Canada	—		—		24,519
Czech Republic	34,476		34,767		36,348
Other non-U.S.	29,319		19,705		18,443
Consolidated net sales	$	422,993	$	396,679	$	382,310

Sales are attributed to countries based upon the origin of the sale.

Long-Lived Assets	Years Ended December 31,
	2017		2016
United States	$	45,354	$	42,488
China	32,464		33,013
United Kingdom	590		569
Taiwan	3,540		2,755
Czech Republic	5,518		2,634
Other non-U.S	781		652
Consolidated long-lived assets	$	88,247	$	82,111