Restructuring and Excess Facilities - Schedule of Restructuring Costs By Type (Details) $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 5,335
Charges for current period	4,532
Adjustments to restructuring provisions and others	(351)
Cash payments	(4,666)
Restructuring Reserve	4,850
Excess Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	2,926
Adjustments to restructuring provisions and others	(334)
Cash payments	(1,872)
Restructuring Reserve	720
Severance and benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0
Charges for current period	4,102
Adjustments to restructuring provisions and others	11
Cash payments	(819)
Restructuring Reserve	3,294
French Voluntary Departure Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	2,409
Charges for current period	50
Adjustments to restructuring provisions and others	(28)
Cash payments	(1,625)
Restructuring Reserve	806
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0
Charges for current period	380
Cash payments	(350)
Restructuring Reserve	$ 30

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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