Service Revenue (Summary of Changes in Deferred Costs to Obtain and Fulfill Contracts) (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
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Feb. 28, 2022 |
Feb. 28, 2021 |
Feb. 28, 2022 |
Feb. 28, 2021 |
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Capitalized Contract Cost [Line Items] | ||||
Amortization | $ 150.2 | $ 143.0 | ||
Costs To Fulfill Contracts [Member] | ||||
Capitalized Contract Cost [Line Items] | ||||
Balance, beginning of period | $ 70.5 | $ 67.4 | 69.3 | 67.3 |
Capitalization of costs | 7.4 | 7.2 | 21.0 | 19.3 |
Amortization | (6.3) | (6.0) | (18.7) | (18.0) |
Balance, end of period | 71.6 | 68.6 | 71.6 | 68.6 |
Costs To Obtain Contracts [Member] | ||||
Capitalized Contract Cost [Line Items] | ||||
Balance, beginning of period | 500.5 | 468.1 | 488.2 | 473.6 |
Capitalization of costs | 70.1 | 49.9 | 169.1 | 127.5 |
Amortization | (44.8) | (41.9) | (131.5) | (125.0) |
Balance, end of period | $ 525.8 | $ 476.1 | $ 525.8 | $ 476.1 |
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- Definition Capitalized Contract Cost No definition available.
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- Definition Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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