Income Taxes - Schedule of Provision for (Benefit from) Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current:
Federal			$ (23)
State	$ 139	$ 48	51
Foreign	116	753	31
Current income tax expense (benefit), Total	255	801	59
Deferred:
Federal	(16,460)	(11,425)	3,307
State	(5,100)	(3,250)	(669)
Foreign	(751)	(1,135)	(359)
Deferred income tax expense (benefit), Total	(22,311)	(15,810)	2,279
Change in valuation allowance	22,481	15,805	(2,291)
Total	$ 425	$ 796	$ 47