Goodwill - Schedule of Changes in Goodwill (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
Aug. 31, 2026	Feb. 28, 2026
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, beginning of period	$ 5,233.9	$ 5,126.8
Purchase accounting allocations	27.6
Foreign currency translation adjustments	7.8	107.1
Goodwill, end of period	5,269.3	5,233.9
Operating Segments \| Wine and Spirits
Changes in the carrying amount of goodwill [Roll Forward]
Goodwill, beginning of period	0.0	0.0
Goodwill, end of period	$ 0.0	$ 0.0

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details