v3.26.3
Income Taxes - Schedule of Reconciliation of U.S. Statutory Income Tax Rate (Details) - USD ($)
$ in Millions
12 Months Ended
Aug. 29, 2026
Aug. 30, 2025
Aug. 31, 2024
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]      
Tax jurisdiction of domicile United States    
U.S. federal statutory rate $ 9.3 $ 6.3 $ 8.0
State taxes, net of federal benefit 3.9 (0.8) 6.1
Effect of cross border tax laws      
Foreign-derived intangible income 0.0 0.0 (0.4)
Income tax credits      
R&D tax credit (2.7) (1.9) (3.3)
FMLA tax credit (0.3) (0.4) (0.3)
Other income tax credits 0.0 0.0 (0.1)
Changes in valuation allowance (0.5) 0.0 0.6
Nontaxable or nondeductible items      
Nondeductible executive compensation 2.1 2.3 2.5
Nontaxable life insurance income (0.4) (0.4) (0.4)
Nondeductible debt inducement 0.0 0.0 7.5
Nondeductible goodwill impairment 0.0 0.0 6.4
Changes in unrecognized tax benefits (1.4) (1.3) (1.5)
Other items (0.1) 0.6 0.3
Income tax provision $ 9.9 $ 4.4 $ 25.4
Effective Income Tax Rate Reconciliation, Percent [Abstract]      
U.S. federal statutory rate 21.00% 21.00% 21.00%
State taxes, net of federal benefit 8.80% (2.50%) 15.90%
Effect of cross border tax laws      
Foreign-derived intangible income 0.00% 0.00% (0.90%)
Income tax credits      
R&D tax credit (6.30%) (6.40%) (8.80%)
FMLA tax credit (0.007) (0.013) (0.007)
Other income tax credits (0.10%) (0.20%) (0.40%)
Changes in valuation allowance (1.10%) 0.00% 1.60%
Nontaxable or nondeductible items      
Nondeductible executive compensation 4.80% 7.60% 6.60%
Nontaxable life insurance income (1.00%) (1.20%) (1.10%)
Nondeductible debt inducement 0.00% 0.00% 19.40%
Nondeductible goodwill impairment 0.00% 0.00% 16.60%
Changes in unrecognized tax benefits (3.10%) (4.40%) (3.90%)
Other items 0.00% 1.90% 0.90%
Effective tax provision rate 22.30% 14.50% 66.20%