Constellation Brands, Inc. Quarterly report pursuant to Section 13 or 15(d)

Business Transformation (Details Textual)

Business Transformation (Details Textual) $ in Millions, $ in Millions		3 Months Ended		9 Months Ended
	Nov. 01, 2019 USD ($)	Nov. 30, 2019 USD ($)	Nov. 30, 2018 USD ($)	Nov. 30, 2019 USD ($)	Nov. 30, 2018 USD ($)	Dec. 31, 2019 USD ($)	Apr. 30, 2019 USD ($)	May 31, 2018 USD ($)	May 31, 2018 AUD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction value of divestiture								$ 113.6	$ 149.1
Impairment of assets held for sale		$ 390.0	$ 0.0	$ 417.0	$ 0.0
Disposal Group, Not Discontinued Operations [Member] \| Operating Segments [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of assets held for sale		390.0		417.0
Black Velvet Divestiture [Member] \| Disposal Group, Not Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction value of divestiture		$ 266.3		$ 266.3
Cash proceeds	$ 269.7
Wine and Spirits Transaction [Member] \| Disposal Group, Not Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction value of divestiture							$ 1,700.0
Revised Wine and Spirits Transaction [Member] \| Disposal Group, Not Discontinued Operations [Member] \| Subsequent Event [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction value of divestiture						$ 843.0
Maximum potential contingent consideration receivable						250.0
Nobilo Transaction [Member] \| Disposal Group, Not Discontinued Operations [Member] \| Subsequent Event [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction value of divestiture						$ 130.0