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STOCK-BASED COMPENSATION (Tables) | 6 Months Ended
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Jun. 30, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of Stock Option Activity | The following table summarizes the Company’s stock option activity and related information for the 2011 Plan, the 2000 Plan and the Directors Plan for the six months ended June 30, 2022:
| Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life |  | Aggregate Intrinsic value (in millions)
Outstanding at December 31, 2021 | 531,915 |  |  | $ | 75.40 |  |  | 6.5 |  | $ | 9 |
Exercised | (55,057) |  |  | $ | 74.63 |  |  |  |  |
Canceled | (15,132) |  |  | $ | 73.40 |  |  |  |  |
Outstanding at June 30, 2022 | 461,726 |  |  | $ | 75.56 |  |  | 6.0 |  | $ | 4 |
Exercisable at June 30, 2022 | 350,898 |  |  | $ | 74.39 |  |  | 5.8 |  | $ | 3 |
Schedule of Restricted Stock Activity and Incentive Stock Awards Activity | The following table summarizes the restricted stock activity and incentive stock units' activity for the six months ended June 30, 2022:
| Restricted Stock and Units |  | Incentive Stock Units |  | Weighted Average Grant Date Fair Value
Outstanding at December 31, 2021 | 507,698 |  |  | 607,101 |  |  | $ | 78.06 |
Granted | 439,683 |  |  | 176,657 |  |  | $ | 91.18 |
Vested | (208,525) |  |  | (43,039) |  |  | $ | 74.91 |
Adjustment for incentive stock awards expected to vest | — |  |  | 10,962 |  |  | $ | 83.91 |
Canceled | (21,812) |  |  | (25,362) |  |  | $ | 78.42 |
Outstanding at June 30, 2022 | 717,044 |  |  | 726,319 |  |  | $ | 84.25 |

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