Income Taxes - Summary of Unrecognized Tax Benefits Activity (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 [Roll Forward]
Balance as of the beginning of period	$ 18,819	$ 17,013	$ 23,574
Additions based on tax positions related to the current year	1,847	921	732
Additions for tax positions of prior years	3,620	946	118
Reductions for tax provisions of prior years	(2,423)	(61)	(7,411)
Lapse of Statute of Limitation	(184)	0	0
Additions recorded through goodwill as part of business combination	1,334	0	0
Settlements	(3,080)	0	0
Balance as of the end of period	$ 19,933	$ 18,819	$ 17,013