Constellation Brands, Inc. Annual report pursuant to Section 13 and 15(d)

Acquisitions, Divestitures, and Business Transformation - Summary of Gain (Loss) Recognized in Connection with Divestitures (Details)

Acquisitions, Divestitures, and Business Transformation - Summary of Gain (Loss) Recognized in Connection with Divestitures (Details) - USD ($) $ in Millions			12 Months Ended			16 Months Ended
	Jan. 12, 2021	Jan. 05, 2021	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2019	Feb. 28, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sale of business			$ 14.2	$ 74.1	$ 0.0
Paul Masson Divestiture \| Disposal Group, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash received from buyer	$ 267.4
Contract termination			(4.0)
Direct costs to sell			(3.2)
Gain (loss) on sale of business			58.9
Paul Masson Divestiture \| Disposal Group, Not Discontinued Operations \| Operating Segments \| Wine and Spirits
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net assets sold	$ (201.3)
Wine and Spirits Divestitures \| Disposal Group, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash received from buyer		$ 667.4
Transition services agreement		(13.0)
Direct costs to sell			(8.1)
AOCI reclassification adjustments, primarily foreign currency translation			(5.1)
Other			(5.2)
Gain (loss) on sale of business			(35.7)
Wine and Spirits Divestitures \| Disposal Group, Not Discontinued Operations \| Operating Segments \| Wine and Spirits
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net assets sold		$ (671.7)
Black Velvet Divestiture \| Disposal Group, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash received from buyer						$ 266.7
Direct costs to sell						(3.8)
AOCI reclassification adjustments, primarily foreign currency translation						20.9
Gain (loss) on sale of business			$ (3.6)	$ 74.1		70.5
Black Velvet Divestiture \| Disposal Group, Not Discontinued Operations \| Operating Segments \| Wine and Spirits
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net assets sold						$ (213.3)