Income Taxes - Income Before Fax by Jurisdiction (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax [Line Items]
Income before income taxes	$ 64,787	$ 14,113	$ (154,643)
Domestic Tax Authority
Income Tax [Line Items]
Income before income taxes	38,254	(20,066)	24,919
Foreign Tax Authority
Income Tax [Line Items]
Income before income taxes	$ 26,533	$ 34,179	$ (179,562)