Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Tax Examination [Line Items]
(Benefit from) provision for income taxes	$ (9,915)	$ (95)	$ (7,720)	$ 3,896
Increase in tax benefit	9,800		$ 11,600
Foreign Tax Authority
Income Tax Examination [Line Items]
(Benefit from) provision for income taxes	1,900
Benefit in tax expense from foreign stock-based compensation expense	$ 11,700