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Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Restricted Stock Unit and Performance Share Transactions
A summary of restricted stock units, performance shares and stock options for the year ended December 31, 2022, is shown below:
Restricted
Stock Units
Weighted Average Grant Date
Fair Value
Performance
Shares
Weighted Average Grant Date
Fair Value
Stock OptionsWeighted Average Grant Date
Fair Value
Outstanding as of December 31, 2021
567,891 $129.58780,544 $156.56202,702 $32.65
Granted189,213 $164.57244,717 $196.83— 
Distributed (vested)(242,307)(104,551)— 
Cancelled(20,336)(194,225)— 
Outstanding as of December 31, 2022 (1)
494,461 $145.64726,485 $201.83202,702 $32.65
Vested or expected to vest as of December 31, 2022
494,461 435,217 202,702 
(1) Outstanding performance shares are reflected at the maximum possible payout that may be earned during the relevant performance periods.