Derivative and Hedging Activities Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Not Designated as Hedging Instrument [Member] | Other Nonoperating Income (Expense) [Member]
Derivative [Line Items]
Gain (loss) recorded in other expense, net	$ 2,200	$ 1,400	$ (2,300)
Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Term of Contract	3 months
Fair Value Hedging [Member] | Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Term of Contract	3 months
ISRAEL
Derivative [Line Items]
Compensating Balance, Amount	$ 1,000	$ 1,000