Stock-Based Incentive Compensation Plans - Restricted Stock Units Activity (Details) - Restricted Stock Units	9 Months Ended
	Sep. 30, 2021 $ / shares shares
Number of Shares
Outstanding, beginning of period (in shares) | shares	1,165,295
Granted (in shares) | shares	1,049,699
Vested (in shares) | shares	(445,913)
Canceled and forfeited (in shares) | shares	(171,872)
Outstanding, end of period (in shares) | shares	1,597,209
Weighted Average Grant Date Fair Value
Outstanding, beginning of period (in dollars per share) | $ / shares	$ 20.07
Granted (in dollars per share) | $ / shares	29.56
Vested (in dollars per share) | $ / shares	21.19
Canceled and forfeited (in dollars per share) | $ / shares	24.84
Outstanding, end of period (in dollars per share) | $ / shares	$ 25.48