Income Taxes - Income (Loss) Before Tax (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2021
Income Tax Disclosure [Abstract]
Domestic	$ (1,441.6)	$ (1,334.4)	$ 495.2
Foreign	1,825.2	1,644.8	2,047.7
Income (loss) before income taxes	$ 383.6	$ 310.4	$ 2,542.9