Other Assets (Tables)

12 Months Ended

Dec. 31, 2015

Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]

Summary of Other Assets

	December 31,
	2014		2015
	(In thousands)
Restricted cash	$	1,420	$	1,273
Pension asset		-		1,303
Other		723		755
Total	$	2,143	$	3,331