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v3.25.2

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Apr. 30, 2025 | Apr. 30, 2024
--- | --- | ---
Deferred tax assets: |  |
Accrued liabilities and reserves | $ 8,996 | $ 9,075
Deferred revenue | 17,845 | 15,222
Accrued bonus compensation | 10,023 | 10,272
Workers compensation | 13,013 | 11,281
Operating and finance lease obligations | 144,997 | 55,739
Asset retirement obligations | 12,921 | 10,036
Deferred compensation | 3,151 | 2,909
Equity compensation | 8,944 | 8,018
State net operating losses and tax credits | 2,500 | 2,568
Other | 8,197 | 4,523
Total gross deferred tax assets | 230,587 | 129,643
Less valuation allowance | 550 | 550
Total net deferred tax assets | 230,037 | 129,093
Deferred tax liabilities: |  |
Property and equipment depreciation | (799,404) | (667,680)
Goodwill | (66,754) | (52,900)
Other | (10,784) | (5,363)
Total gross deferred tax liabilities | (876,942) | (725,943)
Net deferred tax liability | $ (646,905) | $ (596,850)

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