Other Noncurrent Liabilities (Tables)

12 Months Ended

Dec. 31, 2016

Other Liabilities Disclosure [Abstract]

Summary of Other Noncurrent Liabilities

	December 31,
	2015		2016
	(In thousands)
Reserve for uncertain tax positions	$	12,186	$	12,186
Insurance claims and expenses		663		589
Other		787		767
Total	$	13,636	$	13,542