Business Segment and Foreign Operations (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Net Sales to External Customers by Geographic Area

Our net sales to external customers by geographic area were as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
(In thousands)	2018		2017		2018		2017
United States	$	79,294	$	85,569	$	159,045	$	167,497
Asia (excluding PRC)	27,467		26,916		54,867		51,566
People's Republic of China	20,627		21,835		40,744		37,578
Europe	20,330		19,740		39,460		37,164
Latin America	6,636		15,381		16,666		31,026
Other	8,169		8,139		16,439		14,155
Total net sales	$	162,523	$	177,580	$	327,221	$	338,986

Long-Lived Tangible Assets by Geographic Area

Long-lived tangible assets by geographic area were as follows:

(In thousands)	June 30, 2018		December 31, 2017
United States	$	15,351	$	14,674
People's Republic of China	92,261		96,984
All other countries	3,753		3,870
Total long-lived tangible assets	$	111,365	$	115,528