XML 87 R67.htm IDEA: XBRL DOCUMENT v3.19.1
DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of Cash Flow Hedges (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 23, 2019
Feb. 24, 2018
Feb. 25, 2017
Interest rate swaps | Designated as hedging instrument | Cash flow hedging      
Derivative Instruments, Gain (Loss) [Line Items]      
Other comprehensive (loss) income $ (15.5) $ 47.0 $ 39.4