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Stock-Based Compensation - Stock Incentive Plan Activity, Restricted Stock (Details) - Restricted Stock Units (RSUs)
12 Months Ended
Dec. 31, 2021
$ / shares
shares
RSUs  
Beginning Balance (in shares) | shares 519,612
Granted (in shares) | shares 127,666
Vested (in shares) | shares (141,857)
Forfeited (in shares) | shares (38,561)
Ending Balance (in shares) | shares 466,860
Weighted average per share price, grant date fair value  
Beginning Balance (in dollars per share) | $ / shares $ 100.78
Granted (in dollars per share) | $ / shares 312.83
Vested (in dollars per share) | $ / shares 107.50
Forfeited (in dollars per share) | $ / shares 188.99
Ending Balance (in dollars per share) | $ / shares $ 159.85