Cash and Cash Equivalents and Restricted Cash (Tables)

6 Months Ended

Jun. 30, 2017

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents

Cash and cash equivalents were held in the following geographic regions:

(In thousands)	June 30, 2017		December 31, 2016
United States	$	6,370	$	3,277
People's Republic of China ("PRC")	17,225		22,142
Asia (excluding the PRC)	4,771		5,260
Europe	17,170		19,630
South America	4,159		302
Total cash and cash equivalents	$	49,695	$	50,611