Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net income (loss)		$ 33,255	$ (8,232)
Other comprehensive income (loss), net of tax:
Unrealized gain on available-for-sale securities		0	1
Foreign currency translation adjustment		11,953	(3,473)
Unrealized gain on derivative instruments, net		11	58
Other comprehensive (loss) income, net of tax	[1]	11,964	(3,414)
Total comprehensive income (loss)		$ 45,219	$ (11,646)

[1] Tax impact was nominal for all periods.