Restructuring Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs

Changes in the accrued restructuring liability during the years ended December 31, were as follows (in thousands):

	2019
	Manufacturing Optimization Plan												Reorganization Plan
	Employee Termination Benefits			Accelerated Depreciation			Other			Total			Employee Termination Benefits			Total
Balance, beginning of period	$	24,958		$	—		$	79		$	25,037		$	3,461		$	28,498
Restructuring expense	15			14,684			17,971			32,670			(317		)	32,353
Utilized - cash	(24,102		)	—			(16,950		)	(41,052		)	(3,118		)	(44,170		)
Utilized - non cash	—			(14,684		)	(1,094		)	(15,778		)	—			(15,778		)
Foreign currency changes	(6		)	—			(4		)	(10		)	(26		)	(36		)
Balance, end of period	$	865		$	—		$	2		$	867		$	—		$	867

	2018
	Manufacturing Optimization Plan												Reorganization Plan
	Employee Termination Benefits			Accelerated Depreciation			Other			Total			Employee Termination Benefits			Total
Balance, beginning of period	$	—		$	—		$	—		$	—		$	—		$	—
Restructuring expense	38,666			34,654			16,182			89,502			3,899			93,401
Utilized - cash	(13,060		)	—			(16,095		)	(29,155		)	(444		)	(29,599		)
Utilized - non cash	—			(34,654		)	—			(34,654		)	—			(34,654		)
Foreign currency changes	(648		)	—			(8		)	(656		)	6			(650		)
Balance, end of period	$	24,958		$	—		$	79		$	25,037		$	3,461		$	28,498