Accrued Liabilities - Schedule of Accrued Liabilities (Details) - USD ($) $ in Thousands	Aug. 31, 2019	Aug. 25, 2018
Current liabilities:
Payroll and benefit related	$ 36,634	$ 41,034
Bonuses	14,288	19,308
Insurance related	31,778	29,407
Environmental related	9,785	9,321
Other	19,236	25,155
Total current liabilities	111,721	124,225
Long-term liabilities:
Benefit related	35,883	27,613
Environmental related	17,933	16,165
Asset retirement obligations	12,727	13,668
Insurance related	50,531	48,442
Total long-term liabilities	117,074	105,888
Total accrued liabilities	$ 228,795	$ 230,113

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Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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