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INTANGIBLE ASSETS - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 27, 2021
Feb. 29, 2020
Feb. 23, 2019
Goodwill and Intangible Assets Disclosure [Abstract]      
Amortization of intangible assets $ 156.6 $ 355.8 $ 379.7
Impairment of intangible assets $ 0.0 $ 34.1 $ 5.3