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Income Taxes - Components of Deferred Income Taxes (Details) - USD ($) $ in Thousands | Aug. 28, 2021 | Aug. 29, 2020
--- | --- | ---
Deferred Tax Assets |  |
Payroll and benefit related | $ 21,893 | $ 17,451
Insurance related | 14,042 | 13,790
Environmental | 8,408 | 7,856
Accrued expenses | 10,134 | 6,270
Operating lease liabilities | 9,214 | 8,720
Other | 8,127 | 7,536
Total deferred tax assets | 71,818 | 61,623
Deferred Tax Liabilities |  |
Payroll and benefit related | 19,474 | 17,722
Tax in excess of book depreciation | 40,725 | 41,713
Purchased intangible assets | 36,183 | 32,892
Rental merchandise in service | 45,432 | 38,846
Operating lease right-of-use assets | 8,984 | 8,952
Other | 157 | 191
Total deferred tax liabilities | 150,955 | 140,316
Net deferred tax liability | $ 79,137 | $ 78,693

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- Definition The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from environmental costs, which can only be deducted for tax purposes when actual costs are incurred, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deduction to be taken. + References No definition available. + Details
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