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Income Taxes - Significant Components of Company's Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands | Aug. 25, 2018 | Aug. 26, 2017
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Deferred tax assets: |  |
Net operating loss and credit carryforwards | $ 47,190 | $ 48,062
Accrued benefits | 62,867 | 96,664
Other | 46,375 | 56,052
Total deferred tax assets | 156,432 | 200,778
Less: Valuation allowances | (19,619) | (13,501)
Net deferred tax assets | 136,813 | 187,277
Deferred tax liabilities: |  |
Property and equipment | (101,049) | (117,580)
Inventory | (242,138) | (333,422)
Prepaid expenses | (42,019) | (60,920)
Other | (2,191) | (11,158)
Total deferred tax liabilities | (387,397) | (523,080)
Net deferred tax liabilities | $ (250,584) | $ (335,803)

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