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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Option Activity
The following table shows restricted stock unit (“RSU”) and stock option activity for the three months ended March 31, 2023:
Time-BasedPSPLTIPTotalWeighted Average Exercise Price of OptionsWeighted Average FMV
of
RSUs
OptionsRSUsOptionsRSUsOptionsRSUs
Outstanding at December 31, 202212,259 15,273 2,273 13,119 11,152 13,864 67,940 $6.17 $29.64 
Granted600 9,560 — 1,990 — 113 12,263 25.81 17.24 
Exercised options / vested RSUs(530)(1,700)(171)(1,715)— (8,342)(12,458)3.13 48.49 
Change in awards due to performance-based multiplier— — — 1,142 — — 1,142 — 60.25 
Forfeited— (369)— (55)— (41)(465)4.53 25.67 
Outstanding at March 31, 202312,329 22,764 2,102 14,481 11,152 5,594 68,422 $6.71 $21.99 
Summary of Stock Compensation Expense The following table shows stock compensation expense for the three months ended March 31, 2023 and 2022:
Three months ended March 31, 2023Three months ended March 31, 2022
OptionsRSUsTotalOptionsRSUsTotal
Time-based (1)
$3,844 $44,807 $48,651 $3,864 $21,786 $25,650 
PSP (2)
— 24,015 24,015 43,367 43,367 
LTIP (2)
— 44,734 44,734 118,060 118,060 
Total$3,844 $113,556 $117,400 $3,864 $183,213 $187,077 
(1) Time-based awards vest and are expensed over a defined service period.
(2) PSP and LTIP awards vest based on defined performance criteria and are expensed based on the probability of achieving such criteria. During the three months ended March 31, 2022, the Company recorded a cumulative catch-up adjustment of $20.7 million in additional stock-based compensation expense related to its updated expectation on achieving higher revenue targets than originally estimated for certain PSP awards which have a range of payouts.