Unaudited Quarterly Results - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Feb. 25, 2022	Nov. 26, 2021	Aug. 27, 2021	May 28, 2021	Feb. 26, 2021	Nov. 27, 2020	Aug. 28, 2020	May 29, 2020	Feb. 25, 2022	Feb. 26, 2021	Feb. 28, 2020
Unaudited Quarterly Results [Abstract]
Revenue	$ 753.1	$ 738.2	$ 724.8	$ 556.6	$ 677.1	$ 617.5	$ 818.8	$ 482.8	$ 2,772.7	$ 2,596.2	$ 3,723.7
Gross profit	196.4	203.6	206.8	154.7	192.6	177.9	269.6	122.7	761.5	762.8	1,215.2
Operating income (loss)	2.1	15.9	33.9	(31.8)	6.7	0.0	88.6	(52.3)	20.1	43.0	257.0
Net Income (Loss) Attributable to Parent	$ (2.2)	$ 9.6	$ 24.7	$ (28.1)	$ 6.6	$ 2.1	$ 55.5	$ (38.1)	$ 4.0	$ 26.1	$ 199.7
Earnings per share, basic	$ (0.02)	$ 0.08	$ 0.21	$ (0.24)	$ 0.06	$ 0.02	$ 0.47	$ (0.33)	$ 0.03	$ 0.22	$ 1.67
Earnings per share, diluted	$ (0.02)	$ 0.08	$ 0.21	$ (0.24)	$ 0.06	$ 0.02	$ 0.47	$ (0.33)	$ 0.03	$ 0.22	$ 1.66