Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns
Balance at beginning of the year	$ 14,771	$ 13,155	$ 10,660
Additions based on tax positions related to the current year	246	4	1,590
Additions for tax positions of prior year	0	2,982	1,663
Reductions of tax positions of prior year	(3,401)	(1,370)	(759)
Reductions related to settlements	0	0	0
Reductions from lapse of statute of limitations	0	0	0
Balance at end of the year	$ 11,616	$ 14,771	$ 13,155