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Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Jan. 25, 2020 | Jan. 26, 2019
--- | --- | ---
Deferred tax assets: |  |
Insurance and other reserves | $ 22,489 | $ 22,885
Allowance for doubtful accounts and reserves | 2,342 | 5,323
Net operating loss carryforwards | 1,487 | 5,515
Stock-based compensation | 2,961 | 3,324
Leases | 18,002 |
Other | 3,098 | 3,764
Total deferred tax assets | 50,379 | 40,811
Valuation allowance | (1,126) | (418)
Deferred tax assets, net of valuation allowance | 49,253 | 40,393
Deferred tax liabilities: |  |
Property and equipment | 76,385 | 77,490
Goodwill and intangibles | 29,563 | 27,780
Leases | 17,856 |
Other | 976 | 1,086
Deferred tax liabilities | 124,780 | 106,356
Net deferred tax liabilities | $ 75,527 | $ 65,963

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