Restructuring and Severance (Tables)

12 Months Ended

Dec. 31, 2016

Restructuring And Related Activities [Abstract]

Restructuring and Severance

All unpaid restructuring and severance accruals are included in other accrued expenses and liabilities within current liabilities in the consolidated balance sheets at December 31, 2016 and 2015, respectively. Restructuring and severance activities during the years ended December 31, 2016 and December 31, 2015 were as follows (in thousands):

	Year Ended December 31,
	2016			2015
Balance at beginning of period	$	633		$	1,377
Restructuring expense incurred for the period		3,088			1,266
Other cost reduction activities for the period		—			81
Payments and non-cash item adjustment during the period		(3,484	)		(2,091	)
Balance at end of period	$	237		$	633