Supplemental Information (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Nov. 30, 2024 |
Nov. 30, 2023 |
Nov. 30, 2024 |
Nov. 30, 2023 |
May 31, 2024 |
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| Depreciation expense | $ 29.3 | $ 32.0 | $ 56.5 | $ 62.4 | |
| Amortization expense | 12.4 | 12.9 | 24.2 | 23.7 | |
| Impairment loss relates to goodwill or intangible assets | 0.0 | 0.0 | |||
| Revolving Credit Facility [Member] | |||||
| Unused amount available | $ 2,000.0 | $ 2,000.0 | |||
| Weighted-average interest rate | 4.77% | 4.77% | 6.14% | ||
| Standby Letters of Credit [Member] | |||||
| Maximum borrowing capacity | $ 165.9 | $ 165.9 | $ 168.5 | ||
| Amounts outstanding | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.0 |
| Standby Letters of Credit [Member] | Minimum [Member] | |||||
| Expiration date of credit facility | Dec. 01, 2024 | ||||
| Standby Letters of Credit [Member] | Maximum [Member] | |||||
| Expiration date of credit facility | Nov. 23, 2025 | ||||
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted average interest rate of debt outstanding. No definition available.
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill. No definition available.
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- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. No definition available.
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- Definition Date the credit facility terminates, in YYYY-MM-DD format. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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