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

Quarterly report pursuant to Section 13 or 15(d)

Comprehensive Income (Loss) Attributable to CBI - Accumulated Other Comprehensive Income (Loss), Net of Income Tax Effect (Details)

Comprehensive Income (Loss) Attributable to CBI - Accumulated Other Comprehensive Income (Loss), Net of Income Tax Effect (Details) - USD ($) $ in Millions		3 Months Ended						9 Months Ended
	Apr. 30, 2020	Nov. 30, 2020	Aug. 31, 2020	May 31, 2020	Nov. 30, 2019	Aug. 31, 2019	May 31, 2019	Nov. 30, 2020	Nov. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' equity, beginning of period				$ 12,131.8				$ 12,131.8
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Other comprehensive income (loss) attributable to CBI, net of tax amount		$ 484.1	$ 211.4	(792.3)	$ 100.1	$ (129.4)	$ (2.7)
Stockholders' equity, period end		13,312.1						13,312.1
Share of other comprehensive income (loss) of equity method investments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' equity, beginning of period				19.5				19.5
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Other comprehensive income (loss) before reclassification adjustments								15.3
Amounts reclassified from accumulated other comprehensive income (loss)								0.0
Other comprehensive income (loss) attributable to CBI, net of tax amount								15.3
Stockholders' equity, period end		34.8						34.8
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' equity, beginning of period				(266.3)				(266.3)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Other comprehensive income (loss) before reclassification adjustments								(122.8)
Amounts reclassified from accumulated other comprehensive income (loss)								31.7
Other comprehensive income (loss) attributable to CBI, net of tax amount		458.1	$ 206.9	(756.1)	92.8	$ (121.1)	$ (1.6)	(91.1)	$ (29.9)
Stockholders' equity, period end		(357.4)						(357.4)
Foreign currency translation adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' equity, beginning of period				(345.7)				(345.7)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Other comprehensive income (loss) before reclassification adjustments		347.2			53.7			(101.8)	(4.5)
Amounts reclassified from accumulated other comprehensive income (loss)		0.0			(22.7)			0.0	(22.7)
Other comprehensive income (loss) attributable to CBI, net of tax amount		347.2			31.0			(101.8)	(27.2)
Stockholders' equity, period end		(447.5)						(447.5)
Net unrealized gain (loss) on derivative instruments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' equity, beginning of period				62.5				62.5
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Other comprehensive income (loss) before reclassification adjustments		124.3			56.8			(35.9)	22.2
Amounts reclassified from accumulated other comprehensive income (loss)		5.6			(2.9)			31.7	(9.5)
Other comprehensive income (loss) attributable to CBI, net of tax amount	$ (21.8)	129.9			53.9			(4.2)	12.7
Stockholders' equity, period end		58.3						58.3
Pension/postretirement adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' equity, beginning of period				$ (2.6)				(2.6)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Other comprehensive income (loss) before reclassification adjustments		(0.2)			0.0			(0.4)	0.0
Amounts reclassified from accumulated other comprehensive income (loss)		0.0			1.6			0.0	1.7
Other comprehensive income (loss) attributable to CBI, net of tax amount		(0.2)			$ 1.6			(0.4)	$ 1.7
Stockholders' equity, period end		$ (3.0)						$ (3.0)