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Income Taxes - Components of Deferred Tax Asset (Detail) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023
--- | --- | ---
Deferred tax assets: |  |
Inventories | $ 2,994 | $ 1,010
Operating lease liabilities | 31,280 | 31,103
Accrued expenses | 2,214 | 1,069
Stock-based compensation | 5,756 | 5,508
Interest deductions | 520 | 2,413
US tax effect of foreign taxes | 3,999 | 4,908
Tax loss carryforwards | 3,315 | 2,919
Other | 2,724 | 1,826
Valuation allowance |  | (556)
Total long-term deferred tax assets | 52,802 | 50,200
Deferred tax liabilities: |  |
Depreciation and amortization | (72,133) | (69,904)
Operating lease right-of-use assets | (33,225) | (31,392)
Equity method investments | (3,531) | (3,835)
Other | (4,230) | (1,996)
Total long-term deferred tax liabilities | (113,119) | (107,127)
Net deferred tax liabilities | $ (60,317) | $ (56,927)

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