Restructuring (Tables)

12 Months Ended

Dec. 31, 2016

Restructuring and Related Activities [Abstract]

Schedule of components of restructuring expenses and current liabilities

The following table outlines the components of our restructuring expenses which were included in current liabilities for 2016 and 2015 (in thousands): 

	Years Ended December 31,
	2016			2015
Accrued restructuring, beginning of period	$	2,883		$	1,953
Employee severance, benefits and related costs	715			3,874
Payments	(3,524		)	(2,944		)
Accrued restructuring, end of period	$	74		$	2,883