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The percentage points added to the reference rate to compute the variable rate on the debt instrument after the amendment.

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Increase in percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Represents the additional borrowing capacity under the credit facility

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The number of facilities acquired by the entity during the period.

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For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average daily borrowings during the period.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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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.

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Percentage of principal amount of debt redeemed.

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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No definition available.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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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.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount of long-term debt and lease obligation, classified as noncurrent.

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Weighted average interest rate of short-term debt outstanding calculated at point in time.

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Financing Arrangements (Details)				12 Months Ended
Financing Arrangements (Details)	Mar. 01, 2024 USD ($)	Dec. 14, 2022 USD ($)	Oct. 18, 2017 USD ($) facility	May 31, 2024 USD ($)	May 31, 2023 USD ($)	May 31, 2022 USD ($)
Financing Arrangements
Debt issuance costs, net				$ (11,600,000)	$ (2,300,000)
Long-term debt				985,400,000	269,700,000
Credit agreement	$ 0
Term loan
Financing Arrangements
Maximum borrowing capacity			$ 31,000,000
Senior Notes
Financing Arrangements
Revolving Credit Facility with interest payable monthly				550,000,000.0
Aggregate principal amount	$ 550,000,000.0
Interest rate (as a percent)	6.75%
Redemption Period One \| Senior Notes
Financing Arrangements
Redemption price (as a percent)	100.00%
Redemption Period Two \| Senior Notes
Financing Arrangements
Redemption price (as a percent)	106.75%
Percentage of principal amount redeemed	40.00%
2026
Financing Arrangements
Redemption price (as a percent)	103.375%
2027
Financing Arrangements
Redemption price (as a percent)	101.688%
2028 and thereafter
Financing Arrangements
Redemption price (as a percent)	100.00%
Revolving credit facility with interest payable monthly
Financing Arrangements
Revolving Credit Facility with interest payable monthly				447,000,000.0	272,000,000.0
Foreign Line of Credit
Financing Arrangements
Credit agreement				9,400,000
Revolving Credit Facility
Financing Arrangements
Maximum borrowing capacity	$ 825,000,000.0	$ 620,000,000
Adjusted total debt to EBITDA ratio	0.267
Revolving Credit Facility \| Revolving Credit Facility expiring December, 2027
Financing Arrangements
Maximum amount borrowed				577,000,000.0	350,000,000.0	$ 124,500,000
Average daily borrowings				$ 386,300,000	$ 210,200,000	$ 105,900,000
Average interest rate during the year				6.69%	5.11%	1.09%
Revolving Credit Facility \| Revolving credit facility with interest payable monthly
Financing Arrangements
Revolving Credit Facility with interest payable monthly				$ 447,000,000.0
Line of credit facility, Additional borrowing capacity		300,000,000
Line of credit facility, Maximum additional borrowing capacity		$ 1,125,000,000
Remaining borrowing capacity				367,100,000
Revolving Credit Facility \| Revolving credit facility with interest payable monthly \| Letter of Credit
Financing Arrangements
Income tax refunds received				$ 10,900,000
Revolving Credit Facility \| Eurodollar rate \| Revolving credit facility with interest payable monthly \| Minimum
Financing Arrangements
Debt instrument basis spread on variable rate after amendment		1.125%
Revolving Credit Facility \| Eurodollar rate \| Revolving credit facility with interest payable monthly \| Maximum
Financing Arrangements
Debt instrument basis spread on variable rate after amendment		2.50%
Revolving Credit Facility \| Base rate
Financing Arrangements
Increase in basis spread on variable rate	1.50%
Revolving Credit Facility \| Base rate \| Revolving credit facility with interest payable monthly \| Minimum
Financing Arrangements
Debt instrument basis spread on variable rate after amendment		0.125%
Revolving Credit Facility \| Base rate \| Revolving credit facility with interest payable monthly \| Maximum
Financing Arrangements
Debt instrument basis spread on variable rate after amendment		1.50%
Revolving Credit Facility \| SOFR
Financing Arrangements
Increase in basis spread on variable rate	2.50%
Revolving Credit Facility \| SOFR \| Revolving credit facility with interest payable monthly
Financing Arrangements
Debt instrument basis spread on variable rate after amendment		0.10%
MRO facilities acquired in Canada owned by Premier Aviation
Financing Arrangements
Number of facilities acquired \| facility			2