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EQUITY, LONG-TERM INCENTIVE COMPENSATION PLANS AND NON-CONTROLLING INTEREST - Restricted Stock Unit Activities (Details) $ / shares in Units, shares in Thousands, $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 USD ($) $ / shares shares | Dec. 31, 2019 $ / shares | Dec. 31, 2020 USD ($) Installment $ / shares shares | Dec. 31, 2019 $ / shares | Jun. 30, 2020 shares
Restricted stock units |  |  |  |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Restricted stock units granted, weighted-average grant date fair value (in dollars per share) | $ / shares | $ 220.53 | $ 171.98 | $ 202.60 | $ 142.75 |
Unrecognized stock-based compensation balance | $ | $ 165.0 |  | $ 165.0 |  |
Estimated weighted-average amortization period |  |  | 1 year 7 months 6 days |  |
Intrinsic value | $ | $ 510.3 |  | $ 510.3 |  |
Restricted stock unit, Service-based | Minimum |  |  |  |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Share-based vesting period |  |  | 2 years |  |
Restricted stock unit, Service-based | Maximum |  |  |  |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Share-based vesting period |  |  | 4 years |  |
Restricted stock unit, Performance-based and Service-based |  |  |  |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Service and performance-based, number of equal vesting installments | Installment |  |  | 2 |  |
Restricted Stock Unit, Market-based and Service-based |  |  |  |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Service and performance-based, number of equal vesting installments | Installment |  |  | 3 |  |
2004 Plan |  |  |  |  |
Restricted Stock Units Activity Rollforward |  |  |  |  |
Granted (in shares) |  |  | 619 |  |
Granted adjustments (in shares) |  |  | 54 |  |
Forfeited (in shares) |  |  | (88) |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Number of shares available for grant (in shares) | 10,283 |  | 10,283 |  | 10,760
2004 Plan | Restricted stock units |  |  |  |  |
Restricted Stock Units Activity Rollforward |  |  |  |  |
Outstanding restricted stock units, beginning (in shares) |  |  | 2,253 |  |
Granted (in shares) |  |  | 309 |  |
Granted adjustments (in shares) |  |  | (27) |  |
Vested and released (in shares) |  |  | (341) |  |
Withheld for taxes (in shares) |  |  | (172) |  |
Forfeited (in shares) |  |  | (51) |  |
Outstanding restricted stock units, ending (in shares) | 1,971 |  | 1,971 |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Outstanding restricted stock units as of June 30, 2020, weighted-average grant date fair value (in dollars per share) | $ / shares |  |  | $ 107.33 |  |
Restricted stock units granted, weighted-average grant date fair value (in dollars per share) | $ / shares |  |  | 202.60 |  |
Restricted stock units granted adjustments, weighted-average grant date fair value (in dollars per share) | $ / shares |  |  | 88.96 |  |
Restricted stock units vested and released, weighted-average grant date fair value (in dollars per share) | $ / shares |  |  | 98.54 |  |
Restricted stock units withheld for taxes, weighted-average grant date fair value (in dollars per share) | $ / shares |  |  | 98.54 |  |
Restricted stock units forfeited, weighted-average grant date fair value (in dollars per share) | $ / shares |  |  | 117.20 |  |
Outstanding restricted stock units as of September 30, 2020, weighted-average grant date fair value (in dollars per share) | $ / shares | $ 124.58 |  | $ 124.58 |  |
2004 Plan | Restricted stock unit, Performance-based and Service-based |  |  |  |  |
Restricted Stock Units Activity, Weighted Average Grant Date Fair Value Rollforward |  |  |  |  |
Number of shares available for grant (in shares) | 100 |  | 100 |  |

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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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