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Share-Based Compensation (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Aug. 25, 2023
Aug. 26, 2022
Aug. 25, 2023
Aug. 26, 2022
Feb. 24, 2023
Feb. 25, 2022
Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding $ 4.5   $ 4.5   $ 3.5 $ 2.3
Performance and restricted stock units expense 0.8 $ (0.2) 6.2 $ 3.9    
Share-based Payment Arrangement, Expense, Tax Benefit $ 0.1 0.0 $ 1.5 1.0    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number 2,375,895   2,375,895   1,060,231  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 10.44   $ 10.44   $ 13.11  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     1,315,664      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value     $ 8.30      
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount $ 3.3   $ 3.3      
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition     1 year 10 months 24 days      
Restricted Stock Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Performance and restricted stock units expense 3.4 3.3 $ 11.7 11.2    
Share-based Payment Arrangement, Expense, Tax Benefit $ 0.8 $ 0.8 $ 2.9 $ 2.8    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number 4,794,470   4,794,470   3,293,268  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 10.75   $ 10.75   $ 12.11  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     1,564,505      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value     $ 7.89      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period     (23,784)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value     $ 10.61      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period     (39,519)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value     $ 10.46      
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount $ 13.5   $ 13.5      
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition     1 year 7 months 6 days      
2024 Performance Unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period     767,600      
2023 Performance Unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period     428,700      
2022 Performance unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period     448,300      
Tranche 1 | 2024 Performance Unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (1) [1]     3.70%      
Expected term     3 years      
Estimated volatility (2) [2]     44.10%      
Tranche 1 | 2023 Performance Unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (1) [1]     2.60%      
Expected term     3 years      
Estimated volatility (2) [2]     52.20%      
Tranche 1 | 2022 Performance unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (1) [1]     0.30%      
Expected term     3 years      
Estimated volatility (2) [2]     53.50%      
Tranche 2 | 2023 Performance Unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (1) [1]     4.00%      
Expected term     2 years      
Estimated volatility (2) [2]     37.80%      
Tranche 2 | 2022 Performance unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (1) [1]     2.30%      
Expected term     2 years      
Estimated volatility (2) [2]     43.80%      
Tranche 3 [Domain] | 2022 Performance unit Award | Performance Units [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (1) [1]     4.70%      
Expected term     1 year      
Estimated volatility (2) [2]     45.50%      
[1] Based on the U.S. Government bond benchmark on the grant date.
[2] Represents the historical price volatility of our Class A Common Stock for the period prior to the grant date which is equivalent to the expected term of the tranche.