CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Sales	$ 3,435.4	$ 3,378.4	$ 9,255.5	$ 8,946.0
Excise taxes	(612.7)	(624.9)	(1,595.0)	(1,586.3)
Net sales	2,822.7	2,753.5	7,660.5	7,359.7
Cost of goods sold	(1,629.1)	(1,551.0)	(4,464.4)	(4,486.6)
Gross profit	1,193.6	1,202.5	3,196.1	2,873.1
Marketing, general and administrative expenses	(664.8)	(634.5)	(1,889.4)	(1,788.7)
Special items, net	2.6	(59.7)	(17.3)	(210.6)
Operating income (loss)	531.4	508.3	1,289.4	873.8
Interest income (expense), net	(63.3)	(67.9)	(196.5)	(206.5)
Other pension and postretirement benefits (costs), net	12.9	7.6	38.9	22.7
Other income (expense), net	(0.4)	2.4	(2.3)	3.4
Income (loss) before income taxes	480.6	450.4	1,129.5	693.4
Income tax benefit (expense)	(26.8)	(104.0)	(203.4)	(265.2)
Net income (loss)	453.8	346.4	926.1	428.2
Net (income) loss attributable to noncontrolling interests	(0.8)	(3.6)	(0.4)	(7.4)
Net income (loss) attributable to Molson Coors Beverage Company	$ 453.0	$ 342.8	$ 925.7	$ 420.8
Net income (loss) attributable to Molson Coors Beverage Company per share
Net income (loss) attributable to Molson Coors Beverage Company per share, basic (in dollars per share)	$ 2.09	$ 1.58	$ 4.26	$ 1.94
Diluted net income (loss) attributable to Molson Coors Beverage Company per share:
Net income (loss) attributable to Molson Coors Beverage Company per share, diluted (in dollars per share)	$ 2.08	$ 1.58	$ 4.26	$ 1.94
Weighted average shares outstanding, basic
Weighted average shares outstanding - basic (in shares)	217.2	216.9	217.1	216.8
Weighted average shares outstanding, diluted
Dilutive effect of share-based awards (in shares)	0.4	0.1	0.4	0.2
Weighted average shares outstanding - diluted (in shares)	217.6	217.0	217.5	217.0
Share-based payment arrangement
Weighted average shares outstanding, diluted
Anti-dilutive securities excluded from the computation of diluted EPS (in shares)	1.8	2.3	1.8	2.3