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

Derivative Instruments (Details 1)

Derivative Instruments (Details 1) - USD ($) $ in Millions	May 31, 2019	Feb. 28, 2019
Designated as hedging instrument [Member] \| Foreign currency contracts [Member] \| Prepaid expenses and other [Member]
Fair value and location of our derivative instruments on our balance sheets
Foreign currency contracts, Assets	$ 17.0	$ 14.1
Designated as hedging instrument [Member] \| Foreign currency contracts [Member] \| Other accrued expenses and liabilities
Fair value and location of our derivative instruments on our balance sheets
Foreign currency contracts, Liabilities	11.0	8.8
Designated as hedging instrument [Member] \| Foreign currency contracts [Member] \| Other assets
Fair value and location of our derivative instruments on our balance sheets
Foreign currency contracts, Assets	18.3	22.1
Designated as hedging instrument [Member] \| Foreign currency contracts [Member] \| Deferred income taxes and other liabilities
Fair value and location of our derivative instruments on our balance sheets
Foreign currency contracts, Liabilities	9.3	6.3
Not designated as hedging instrument [Member] \| Foreign currency contracts [Member] \| Prepaid expenses and other [Member]
Fair value and location of our derivative instruments on our balance sheets
Foreign currency contracts, Assets	1.2	2.0
Not designated as hedging instrument [Member] \| Foreign currency contracts [Member] \| Other accrued expenses and liabilities
Fair value and location of our derivative instruments on our balance sheets
Foreign currency contracts, Liabilities	2.3	0.6
Not designated as hedging instrument [Member] \| Commodity derivative contracts [Member] \| Prepaid expenses and other [Member]
Fair value and location of our derivative instruments on our balance sheets
Commodity derivative contracts, Assets	3.0	6.1
Not designated as hedging instrument [Member] \| Commodity derivative contracts [Member] \| Other accrued expenses and liabilities
Fair value and location of our derivative instruments on our balance sheets
Commodity derivative contracts, Liabilities	11.8	6.1
Not designated as hedging instrument [Member] \| Commodity derivative contracts [Member] \| Other assets
Fair value and location of our derivative instruments on our balance sheets
Commodity derivative contracts, Assets	1.0	2.6
Not designated as hedging instrument [Member] \| Commodity derivative contracts [Member] \| Deferred income taxes and other liabilities
Fair value and location of our derivative instruments on our balance sheets
Commodity derivative contracts, Liabilities	$ 9.5	$ 5.5