Stock Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options outstanding, beginning of period (in shares)	1,754	1,861	1,896
Options granted (in shares)	815	376	318
Options exercised (in shares)	(360)	(335)	(292)
Options canceled/forfeited (in shares)	(80)	(148)	(61)
Aggregate impact of conversion related to the Separation (in shares)	2,406
Options outstanding, end of period (in shares)	4,535	1,754	1,861
Options vested and expected to vest (in shares)	3,530
Options exercisable (in shares)	1,607
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Options outstanding, beginning of period (in dollars per share)	$ 53.74	$ 44.78	$ 38.09
Options granted (in dollars per share)		77.47	76.67
Options exercised (in dollars per share)		28.18	28.99
Options canceled/forfeited (in dollars per share)		42.67	54.13
Options outstanding, end of period (in dollars per share)	27.17	$ 53.74	$ 44.78
Options vested and expected to vest (in dollars per share)	26.40
Options exercisable (in dollars per share)	$ 21.21
Weighted average remaining contractual term, outstanding	7 years 3 months 18 days
Weighted average remaining contractual term, vested and expected to vest	7 years
Weighted average remaining contractual term, exercisable	5 years 2 months 12 days
Aggregate intrinsic value, outstanding	$ 28,288
Aggregate intrinsic value, vested and expected to vest	24,736
Aggregate intrinsic value, exercisable	$ 19,597