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EMPLOYEE BENEFIT PLANS - Share-Based Incentive Plans (Narrative) (Details) - USD ($) |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | ---
Oct. 19, 2017 | Aug. 31, 2015 | Jun. 30, 2023 | Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Excess tax benefits recorded |  |  | $ 7,299,000 | $ 8,102,000
Payments to settle employee tax obligations on share-based awards |  |  | 69,766,000 | 42,121,000
Compensation expenses |  |  | 39,409,000 | 40,607,000
Unrecognized compensation cost |  |  | $ 479,580,000 | $ 524,563,000
Unrecognized compensation cost, period for recognition |  |  | 3 years 8 months 12 days | 3 years
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) |  |  | 1,248,066 | 2,190,936
Aggregate shares granted, price per share (in dollars per share) |  |  | $ 87.60 | $ 84.55
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, price per share (in dollars per share) |  |  | $ 87.60 | $ 84.55
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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