Supplemental Guarantor Information Balance Sheet (Details) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 2,990.3	$ 430.9	$ 413.8	$ 624.6
Accounts receivable, net	563.1	424.7
Other receivables, net	155.1	101.2
Total inventories, net	234.2	179.3
Other current assets, net	128.0	122.7
Total current assets	4,070.7	1,258.8
Properties, net	1,539.2	1,590.8
Goodwill	1,943.5	1,983.3
Other intangibles, net	4,928.9	4,745.7
Investment in MillerCoors	2,557.1	2,441.0
Deferred tax assets	28.1	20.2
Total assets	15,322.2	12,276.3
Current liabilities:
Current portion of long-term debt and short-term borrowings	347.0	28.7
Discontinued operations	5.0	4.1
Total current liabilities	1,667.6	1,217.2
Long-term debt	2,680.3	2,908.7
Pension and postretirement benefits	209.1	201.9
Deferred tax liabilities	802.5	799.8
Discontinued operations	12.7	10.3
Total liabilities	5,450.3	5,213.2
MCBC stockholders' equity	9,852.3	7,043.0
Noncontrolling interests	19.6	20.1
Total equity	9,871.9	7,063.1
Total liabilities and equity	15,322.2	12,276.3
Consolidation, Eliminations [Member]
Current assets:
Cash and cash equivalents	0.0	0.0	0.0	0.0
Accounts receivable, net	0.0	0.0
Other receivables, net	0.0	0.0
Total inventories, net	0.0	0.0
Other current assets, net	0.0	0.0
Intercompany accounts receivable	(607.9)	(3,802.2)
Total current assets	(607.9)	(3,802.2)
Properties, net	0.0	0.0
Goodwill	0.0	0.0
Other intangibles, net	0.0	0.0
Investment in MillerCoors	0.0	0.0
Net investment in and advances to subsidiaries	(17,587.9)	(20,618.5)
Deferred tax assets	(11.6)	(17.6)
Other assets	0.0	0.0
Total assets	(18,207.4)	(24,438.3)
Current liabilities:
Accounts payable and other current liabilities	0.0	0.0
Current portion of long-term debt and short-term borrowings	0.0	0.0
Discontinued operations	0.0	0.0
Intercompany accounts payable	(607.9)	(3,802.2)
Total current liabilities	(607.9)	(3,802.2)
Long-term debt	0.0	0.0
Pension and postretirement benefits	0.0	0.0
Deferred tax liabilities	(11.6)	(17.6)
Other liabilities	0.0	0.0
Discontinued operations	0.0	0.0
Intercompany notes payable	(5,229.8)	(4,759.3)
Total liabilities	(5,849.3)	(8,579.1)
MCBC stockholders' equity	(17,587.9)	(20,618.5)
Intercompany notes receivable	5,229.8	4,759.3
Total stockholders' equity	(12,358.1)	(15,859.2)
Noncontrolling interests	0.0	0.0
Total equity	(12,358.1)	(15,859.2)
Total liabilities and equity	(18,207.4)	(24,438.3)
Parent Guarantor and 2012 Issuer [Member]
Current assets:
Cash and cash equivalents	2,662.6	146.4	85.1	40.9
Accounts receivable, net	0.0	0.0
Other receivables, net	71.7	8.7
Total inventories, net	0.0	0.0
Other current assets, net	29.6	45.6
Intercompany accounts receivable	0.0	0.0
Total current assets	2,763.9	200.7
Properties, net	22.9	20.4
Goodwill	0.0	0.0
Other intangibles, net	0.0	0.0
Investment in MillerCoors	0.0	0.0
Net investment in and advances to subsidiaries	9,431.7	12,394.3
Deferred tax assets	36.4	37.7
Other assets	23.6	14.0
Total assets	12,278.5	12,667.1
Current liabilities:
Accounts payable and other current liabilities	85.3	72.7
Current portion of long-term debt and short-term borrowings	299.9	0.0
Discontinued operations	0.0	0.0
Intercompany accounts payable	424.9	3,652.6
Total current liabilities	810.1	3,725.3
Long-term debt	1,601.3	1,902.1
Pension and postretirement benefits	3.5	3.3
Deferred tax liabilities	0.0	0.0
Other liabilities	12.4	6.5
Discontinued operations	0.0	0.0
Intercompany notes payable	0.0	0.0
Total liabilities	2,427.3	5,637.2
MCBC stockholders' equity	9,852.3	7,031.0
Intercompany notes receivable	(1.1)	(1.1)
Total stockholders' equity	9,851.2	7,029.9
Noncontrolling interests	0.0	0.0
Total equity	9,851.2	7,029.9
Total liabilities and equity	12,278.5	12,667.1
Subsidiary Guarantors [Member]
Current assets:
Cash and cash equivalents	152.9	106.2	126.4	173.2
Accounts receivable, net	165.9	120.4
Other receivables, net	33.2	33.5
Total inventories, net	99.0	61.6
Other current assets, net	35.8	22.4
Intercompany accounts receivable	593.0	3,796.7
Total current assets	1,079.8	4,140.8
Properties, net	568.8	578.7
Goodwill	241.3	225.3
Other intangibles, net	3,156.2	2,954.2
Investment in MillerCoors	2,557.1	2,441.0
Net investment in and advances to subsidiaries	2,891.2	3,459.1
Deferred tax assets	3.2	0.0
Other assets	122.0	115.4
Total assets	10,619.6	13,914.5
Current liabilities:
Accounts payable and other current liabilities	389.1	332.0
Current portion of long-term debt and short-term borrowings	0.0	0.0
Discontinued operations	0.0	0.0
Intercompany accounts payable	86.1	70.6
Total current liabilities	475.2	402.6
Long-term debt	1,079.0	1,006.6
Pension and postretirement benefits	191.5	184.3
Deferred tax liabilities	222.1	215.7
Other liabilities	26.1	25.1
Discontinued operations	0.0	0.0
Intercompany notes payable	0.0	0.5
Total liabilities	1,993.9	1,834.8
MCBC stockholders' equity	13,854.4	16,837.4
Intercompany notes receivable	(5,228.7)	(4,757.7)
Total stockholders' equity	8,625.7	12,079.7
Noncontrolling interests	0.0	0.0
Total equity	8,625.7	12,079.7
Total liabilities and equity	10,619.6	13,914.5
Subsidiary Non Guarantors [Member]
Current assets:
Cash and cash equivalents	174.8	178.3	202.3	410.5
Accounts receivable, net	397.2	304.3
Other receivables, net	50.2	59.0
Total inventories, net	135.2	117.7
Other current assets, net	62.6	54.7
Intercompany accounts receivable	14.9	5.5
Total current assets	834.9	719.5
Properties, net	947.5	991.7
Goodwill	1,702.2	1,758.0
Other intangibles, net	1,772.7	1,791.5
Investment in MillerCoors	0.0	0.0
Net investment in and advances to subsidiaries	5,265.0	4,765.1
Deferred tax assets	0.1	0.1
Other assets	109.1	107.1
Total assets	10,631.5	10,133.0
Current liabilities:
Accounts payable and other current liabilities	841.2	779.7
Current portion of long-term debt and short-term borrowings	47.1	28.7
Discontinued operations	5.0	4.1
Intercompany accounts payable	96.9	79.0
Total current liabilities	990.2	891.5
Long-term debt	0.0	0.0
Pension and postretirement benefits	14.1	14.3
Deferred tax liabilities	592.0	601.7
Other liabilities	39.6	43.7
Discontinued operations	12.7	10.3
Intercompany notes payable	5,229.8	4,758.8
Total liabilities	6,878.4	6,320.3
MCBC stockholders' equity	3,733.5	3,793.1
Intercompany notes receivable	0.0	(0.5)
Total stockholders' equity	3,733.5	3,792.6
Noncontrolling interests	19.6	20.1
Total equity	3,753.1	3,812.7
Total liabilities and equity	10,631.5	10,133.0
Consolidated [Member]
Current assets:
Cash and cash equivalents	2,990.3	430.9	$ 413.8	$ 624.6
Accounts receivable, net	563.1	424.7
Other receivables, net	155.1	101.2
Total inventories, net	234.2	179.3
Other current assets, net	128.0	122.7
Intercompany accounts receivable	0.0	0.0
Total current assets	4,070.7	1,258.8
Properties, net	1,539.2	1,590.8
Goodwill	1,943.5	1,983.3
Other intangibles, net	4,928.9	4,745.7
Investment in MillerCoors	2,557.1	2,441.0
Net investment in and advances to subsidiaries	0.0	0.0
Deferred tax assets	28.1	20.2
Other assets	254.7	236.5
Total assets	15,322.2	12,276.3
Current liabilities:
Accounts payable and other current liabilities	1,315.6	1,184.4
Current portion of long-term debt and short-term borrowings	347.0	28.7
Discontinued operations	5.0	4.1
Intercompany accounts payable	0.0	0.0
Total current liabilities	1,667.6	1,217.2
Long-term debt	2,680.3	2,908.7
Pension and postretirement benefits	209.1	201.9
Deferred tax liabilities	802.5	799.8
Other liabilities	78.1	75.3
Discontinued operations	12.7	10.3
Intercompany notes payable	0.0	0.0
Total liabilities	5,450.3	5,213.2
MCBC stockholders' equity	9,852.3	7,043.0
Intercompany notes receivable	0.0	0.0
Total stockholders' equity	9,852.3	7,043.0
Noncontrolling interests	19.6	20.1
Total equity	9,871.9	7,063.1
Total liabilities and equity	$ 15,322.2	$ 12,276.3