Stock Incentive Plans - Summary of Restricted Stock Activity (Details) - Restricted Stock $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended
	Jun. 30, 2021 USD ($) $ / shares shares
Number of  Restricted Stock
Outstanding, at beginning of period (in shares) | shares	1,137
Granted (in shares) | shares	55
Vested (in shares) | shares	(42)
Outstanding, at end of period (in shares) | shares	1,150
Weighted-Average Grant Date Fair Value
Outstanding, as of beginning of period (in dollars per share) | $ / shares	$ 33.63
Granted (in dollars per share) | $ / shares	52.14
Vested (in dollars per share) | $ / shares	25.57
Outstanding, as of end of period (in dollars per share) | $ / shares	$ 34.79
Total Intrinsic Value of Restricted Stock Vested
Vested | $	$ 2,313