Notes Payable, Net - Additional Information (Detail) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
May 31, 2025	Aug. 31, 2024
Debt Instrument [Line Items]
Debt instrument amount outstanding	$ 1,398.3	$ 1,420.9
Leasing Nonrecourse Term Loans \| Nonrecourse Senior Term Debt
Debt Instrument [Line Items]
Debt instrument amount outstanding	311.3
Leasing Nonrecourse Term Loans \| Asset-Backed Term Notes
Debt Instrument [Line Items]
Debt instrument amount outstanding	459.9
2026 Term Loan
Debt Instrument [Line Items]
Debt instrument, maturity month and year		2026-08
2030 Term Loan
Debt Instrument [Line Items]
Debt instrument amount outstanding	$ 250.0
Swap agreement interest rate	72.00%
Debt instrument, maturity month and year	2030-05
Periodic principal payment	$ 3.1
Balloon payment	$ 190.6
2030 Term Loan \| SOFR
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate	1.50%
2030 Term Loan \| SOFR Adjustment
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate	0.10%

Debt instrument maturity month and year.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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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.

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- Definition

Amount of the required periodic payments applied to principal.

+ References

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- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

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- Definition

Percentage of an entity's outstanding debt that is designated as a hedged item in cash flow, fair value, or net investment hedge.

+ References

No definition available.

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