Share-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended | | |
Nov. 25, 2022 | Nov. 26, 2021 | Nov. 25, 2022 | Nov. 26, 2021 | Feb. 25, 2022 | Feb. 26, 2021 |
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 | | $ 5.2 | | $ 5.2 | | $ 4.8 | $ 2.3 |
Performance and restricted stock units expense (credit) | | (1.3) | $ (4.1) | 2.6 | $ 1.5 | | |
Share-based Payment Arrangement, Expense, Tax Benefit | | $ (0.3) | (1) | $ 0.7 | 0.4 | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number | | 2,331,025 | | 2,331,025 | | 1,205,833 | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | | $ 12.72 | | $ 12.72 | | $ 14.21 | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | | | | 1,125,192 | | | |
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | | | | $ 11.13 | | | |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | | $ 0.6 | | $ 0.6 | | | |
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition | | | | 1 year 9 months 18 days | | | |
Restricted Stock Units [Member] | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | |
Performance and restricted stock units expense (credit) | | 3.4 | 2.1 | $ 14.6 | 11.3 | | |
Share-based Payment Arrangement, Expense, Tax Benefit | | $ 0.9 | $ 0.5 | $ 3.7 | $ 2.8 | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number | | 4,372,321 | | 4,372,321 | | 3,445,438 | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | | $ 11.38 | | $ 11.38 | | $ 11.86 | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | | | | 1,222,849 | | | |
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | | | | $ 10.67 | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | (223,936) | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | | | | $ 14.67 | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | | | | (72,030) | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value | | | | $ 12.65 | | | |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | | $ 16.4 | | $ 16.4 | | | |
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition | | | | 1 year 7 months 6 days | | | |
2023 Performance Unit Award | | | | | | | |
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 | | | | | | | |
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 | | | |
2021 Performance unit Award | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | |
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period | | | | 529,500 | | | |
Tranche 1 | 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, Fair Value Assumptions, Risk Free Interest Rate | [1] | | | 2.60% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term | | | | 3 years | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | [2] | | | 52.20% | | | |
Tranche 1 | 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, Fair Value Assumptions, Risk Free Interest Rate | [1] | | | 0.30% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term | | | | 3 years | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | [2] | | | 53.50% | | | |
Tranche 1 | 2021 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, Fair Value Assumptions, Risk Free Interest Rate | [1] | | | 0.20% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term | | | | 2 years | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | [2] | | | 58.10% | | | |
Tranche 2 | 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, Fair Value Assumptions, Risk Free Interest Rate | [1] | | | 2.30% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term | | | | 2 years | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | [2] | | | 43.80% | | | |
Tranche 2 | 2021 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, Fair Value Assumptions, Risk Free Interest Rate | [1] | | | 0.20% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term | | | | 2 years | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | [2] | | | 61.30% | | | |
Tranche 3 [Domain] | 2021 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, Fair Value Assumptions, Risk Free Interest Rate | [1] | | | 1.60% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term | | | | 1 year | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | [2] | | | 28.70% | | | |
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[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 three-year period preceding the grant date. | |