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v3.23.2

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Apr. 30, 2023 | Apr. 30, 2022
--- | --- | ---
Deferred tax assets: |  |
Accrued liabilities and reserves | $ 7,031 | $ 11,699
Deferred revenue | 15,565 | 11,893
Accrued bonus compensation | 9,361 | 7,340
Workers compensation | 11,500 | 9,922
Operating and finance lease obligations | 52,464 | 46,693
Asset retirement obligations | 9,404 | 7,361
Deferred compensation | 3,242 | 3,540
Equity compensation | 8,305 | 9,567
State net operating losses and tax credits | 1,807 | 4,021
Other | 3,551 | 3,548
Total gross deferred tax assets | 122,230 | 115,584
Less valuation allowance | 250 | 250
Total net deferred tax assets | 121,980 | 115,334
Deferred tax liabilities: |  |
Property and equipment depreciation | (617,154) | (597,740)
Goodwill | (43,900) | (34,869)
Other | (4,524) | (3,197)
Total gross deferred tax liabilities | (665,578) | (635,806)
Net deferred tax liability | $ (543,598) | $ (520,472)

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