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INCOME TAXES - Summary of Valuation Allowance Activity (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 27, 2021
Feb. 29, 2020
Feb. 23, 2019
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Beginning balance $ 135.1 $ 139.5 $ 134.9
Additions charged to income tax expense 2.7 3.5 3.5
Reductions credited to income tax expense (3.2) (10.7) (6.8)
Changes to other comprehensive income or loss and other (4.2) 2.8 7.9
Ending balance $ 130.4 $ 135.1 $ 139.5