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EMPLOYEE BENEFIT PLANS - Share-Based Incentive Plans (Narrative) (Details) |  | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Oct. 19, 2017 shares | Aug. 31, 2015 | Dec. 31, 2022 USD ($) | Sep. 30, 2022 director $ / shares | Dec. 31, 2021 USD ($) | Sep. 30, 2021 director $ / shares | Dec. 31, 2022 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Excess tax benefits recorded | $ |  |  | $ 0 |  | $ 0 |  | $ 8,102,000 | $ 6,922,000
Payments to settle employee tax obligations on share-based awards | $ |  |  |  |  |  |  | 42,283,000 | 33,700,000
Compensation expenses | $ |  |  | 40,760,000 |  | 19,152,000 |  | 122,766,000 | 72,398,000
Unrecognized compensation cost | $ |  |  | $ 407,168,000 |  | $ 159,084,000 |  | $ 407,168,000 | $ 159,084,000
Unrecognized compensation cost, period for recognition |  |  |  |  |  |  | 1 year 7 months 6 days | 1 year 6 months
Increase (reduction) to common stock available for issuance (in shares) | 12,200,000 |  |  |  |  |  |  |
Common stock available for issuance (in shares) | 8,000,000 |  |  |  |  |  |  |
Increase (reduction) to common stock available for issuance (in shares) | (12,200,000) |  |  |  |  |  |  |
Annual increase to number of shares available for issuance (as a percent) | 6.00% |  |  |  |  |  |  |
2006 Incentive Plan | Restricted Stock |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Granted (in shares) |  |  |  |  |  |  | 2,264,906 | 1,640,456
Aggregate shares granted, price per share (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 84.78 | $ 73.19
2016 Incentive Plan | Restricted Stock |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Award vesting period |  | 4 years |  |  |  |  |  |
2016 Incentive Plan | Director | Restricted Stock |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Aggregate shares granted, number of recipients | director |  |  |  | 6 |  | 6 |  |
Aggregate shares granted, price per share (in dollars per share) | $ / shares |  |  |  | $ 84.55 |  | $ 73.19 |  |
Class A Common Stock | April 1, 2018 | Amended And Restated 2016 Incentive Award Plan |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Increase (reduction) to common stock available for issuance (in shares) | (6,540,659) |  |  |  |  |  |  |
Increase (reduction) to common stock available for issuance (in shares) | 6,540,659 |  |  |  |  |  |  |
Common Class B | April 1, 2018 | Amended And Restated 2016 Incentive Award Plan |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Increase (reduction) to common stock available for issuance (in shares) | (6,540,659) |  |  |  |  |  |  |
Increase (reduction) to common stock available for issuance (in shares) | 6,540,659 |  |  |  |  |  |  |

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