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Stock-Based Compensation and Other Employee Benefits (Tables) | 12 Months Ended
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Dec. 31, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of Stock Options Activity | The following table summarizes the collective activity under the plans:
| Number of Options |  | Weighted-Average Exercise Price |  | Weighted-Average Remaining Contractual Term |  | Aggregate Intrinsic Value
Outstanding at December 31, 2021 | 3,532 |  |  | 30.336 |  |  |  |  |
Granted | 1,605 |  |  | 72.691 |  |  |  |  |
Exercised | (196) |  |  | 20.186 |  |  |  |  |
Forfeited | (370) |  |  | 19.503 |  |  |  |  |
Expired | (38) |  |  | 22.974 |  |  |  |  |
Outstanding at December 31, 2022 | 4,533 |  |  | $ | 45.799 |  |  | 7.6 years |  | $ | 88,164 |
Options exercisable at December 31, 2022 | 1,629 |  |  | $ | 17.511 |  |  | 5.7 years |  | $ | 66,600 |
Expected to vest at December 31, 2022 | 2,904 |  |  | $ | 61.673 |  |  | 8.6 years |  | $ | 21,564 |
The following table sets forth additional disclosures about our plans:
| Year Ended December 31,
| 2022 |  | 2021 |  | 2020
Aggregate intrinsic value of options exercised | $ | 9,775 |  |  | $ | 33,494 |  |  | $ | 19,762 |
Cash received from stock option exercises | $ | 3,954 |  |  | $ | 5,563 |  |  | $ | 8,995 |
Weighted-average fair value of stock options granted | $ | 37.87 |  |  | $ | 28.94 |  |  | $ | 11.52 |
Stock-based compensation expense (1) | $ | 15,046 |  |  | $ | 8,716 |  |  | $ | 1,933 |
Income tax benefit from stock-based compensation expense | $ | 659 |  |  | $ | 4,932 |  |  | $ | 2,826 |
(1) Included in selling, general, and administrative expenses in the accompanying consolidated statements of income and includes expense in connection with our ESPP and RSUs.
Schedule of Stock Options Valuation Assumptions | The following table sets forth the significant assumptions used in the model:
| Year Ended December 31,
| 2022 |  | 2021 |  | 2020
Expected dividend yield | —% |  | —% |  | —%
Risk-free interest rate | 1.69% -3.82% |  | 0.92%-1.46% |  | 0.35%-0.76%
Expected volatility | 51%-53% |  | 48%-50% |  | 43%-48%
Expected life | 6.5 years |  | 6.5 years |  | 6.5 years
Schedule of Restricted Stock Units | The following table summarizes the activity under the plan:
| Number of Options |  | Weighted-Average Grant Date Fair Value Per Share |
Outstanding at December 31, 2021 | — |  |  | $ | — |  |
Granted | 13 |  |  | 52.94 |  |
Outstanding at December 31, 2022 | 13 |  |  | $ | 52.94 |  |
Schedule of Defined Contribution Plan Disclosures | The following table sets forth our matching contributions under the plans:
| Year Ended December 31,
| 2022 |  | 2021 |  | 2020
401(k) plan | $ | 6,974 |  |  | $ | 6,189 |  |  | $ | 5,650 |
Group Personal Pension Plan | 290 |  |  | 252 |  |  | 202 |
Registered Retirement Savings Plan | 406 |  |  | 405 |  |  | 348 |
Total matching contributions | $ | 7,670 |  |  | $ | 6,846 |  |  | $ | 6,200 |

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