FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured at Fair Value (Details) - Recurring - USD ($) $ in Millions	Sep. 12, 2020	Feb. 29, 2020
Cash equivalents:
Short-term investments	$ 11.7	$ 13.5
Non-current investments	85.7	85.9
Total	97.4	101.4
Liabilities:
Derivative contracts	68.9	66.4
Total	68.9	66.4
Quoted prices in active markets for identical assets (Level 1)
Cash equivalents:
Short-term investments	3.9	5.0
Non-current investments	22.1	26.8
Total	26.0	33.8
Liabilities:
Derivative contracts	0.0	0.0
Total	0.0	0.0
Significant observable inputs (Level 2)
Cash equivalents:
Short-term investments	7.8	8.5
Non-current investments	63.6	59.1
Total	71.4	67.6
Liabilities:
Derivative contracts	68.9	66.4
Total	68.9	66.4
Significant unobservable inputs (Level 3)
Cash equivalents:
Short-term investments	0.0	0.0
Non-current investments	0.0	0.0
Total	0.0	0.0
Liabilities:
Derivative contracts	0.0	0.0
Total	$ 0.0	0.0
Money market
Cash equivalents:
Money market		2.0
Money market | Quoted prices in active markets for identical assets (Level 1)
Cash equivalents:
Money market		2.0
Money market | Significant observable inputs (Level 2)
Cash equivalents:
Money market		0.0
Money market | Significant unobservable inputs (Level 3)
Cash equivalents:
Money market		$ 0.0