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Income Taxes - Significant Components of Company's Deferred Tax Assets and Liabilities (Detail) - USD ($)
Sep. 24, 2022
Sep. 25, 2021
Deferred tax assets    
Net operating loss carryforwards $ 91,400,000 $ 91,500,000
Capital losses 54,300,000 52,000,000.0
Non-deductible accruals 30,100,000 34,900,000
Non-deductible reserves 44,600,000 41,800,000
Stock-based compensation 18,800,000 17,600,000
Tax credits 8,900,000 10,000,000.0
Nonqualified deferred compensation plan 13,200,000 16,800,000
Lease liability 11,800,000 16,200,000
Other temporary differences 0 17,400,000
Deferred tax assets, gross 273,100,000 298,200,000
Less: valuation allowance (115,300,000) (121,300,000)
Deferred tax assets, net 157,800,000 176,900,000
Deferred tax liabilities    
Depreciation and amortization (220,600,000) (389,700,000)
Right of use asset (11,400,000) (15,800,000)
Other temporary differences (400,000) 0
Deferred tax liabilities, net (232,400,000) (405,500,000)
Net deferred tax liabilities $ (74,600,000) $ (228,600,000)