Supplemental Guarantor Information Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Mar. 30, 2013	Dec. 29, 2012
Current assets:
Cash and cash equivalents	$ 337.6	$ 442.3	$ 511.5	$ 624.0
Accounts receivable, net	552.1	603.6
Other receivables, net	161.3	124.4
Total inventories, net	263.2	205.3
Other current assets, net	123.7	111.7
Deferred tax assets	46.4	50.4
Total current assets	1,484.3	1,537.7
Properties, net	1,936.2	1,970.1
Goodwill	2,394.7	2,418.7
Other intangibles, net	6,652.3	6,825.1
Investment in MillerCoors	2,608.5	2,506.5
Deferred tax assets	15.7	38.3
Total assets	15,365.8	15,580.1
Current liabilities :
Deferred tax liabilities	167.3	138.1
Current portion of long-term debt and short-term borrowings	630.4	586.9
Discontinued operations	7.1	6.8
Total current liabilities	2,071.8	2,142.1
Long-term debt	3,162.3	3,213.0
Pension and post-retirement benefits	436.5	462.6
Deferred tax liabilities	932.5	911.4
Discontinued operations	18.0	17.3
Total liabilities	6,741.1	6,916.3
MCBC stockholders' equity	8,600.9	8,638.9
Noncontrolling interests	23.8	24.9
Total equity	8,624.7	8,663.8
Total liabilities and equity	15,365.8	15,580.1
Parent Guarantor, 2007 and 2012 Issuer [Member]
Current assets:
Cash and cash equivalents	28.6	90.6	107.8	189.8
Accounts receivable, net	0.4	0.7
Other receivables, net	65.8	48.0
Total inventories, net	0	0
Other current assets, net	9.1	8.4
Deferred tax assets	0	0
Intercompany accounts receivable	0	0
Total current assets	103.9	147.7
Properties, net	31.7	31.0
Goodwill	0	0
Other intangibles, net	0	0
Investment in MillerCoors	0	0
Net investment in and advances to subsidiaries	12,930.3	12,860.9
Deferred tax assets	8.5	28.8
Other assets	34.8	35.5
Total assets	13,109.2	13,103.9
Current liabilities :
Accounts payable and other current liabilities	67.7	52.2
Deferred tax liabilities	10.6	8.8
Current portion of long-term debt and short-term borrowings	351.1	379.7
Discontinued operations	0	0
Intercompany accounts payable	2,173.4	2,120.7
Total current liabilities	2,602.8	2,561.4
Long-term debt	1,896.2	1,896.2
Pension and post-retirement benefits	2.6	2.6
Deferred tax liabilities	0	0
Other liabilities, net	9.8	8.0
Discontinued operations	0	0
Intercompany notes payable	0	0
Total liabilities	4,511.4	4,468.2
MCBC stockholders' equity	8,600.9	8,638.9
Intercompany notes receivable	(3.1)	(3.2)
Total stockholders' equity	8,597.8	8,635.7
Noncontrolling interests	0	0
Total equity	8,597.8	8,635.7
Total liabilities and equity	13,109.2	13,103.9
Subsidiary Guarantors
Current assets:
Cash and cash equivalents	108.3	248.7	259.3	249.3
Accounts receivable, net	405.8	466.3
Other receivables, net	57.6	56.5
Total inventories, net	215.1	166.8
Other current assets, net	64.1	60.1
Deferred tax assets	1.4	0
Intercompany accounts receivable	3,340.5	3,186.8
Total current assets	4,192.8	4,185.2
Properties, net	1,241.7	1,282.8
Goodwill	1,155.9	1,161.8
Other intangibles, net	4,130.7	4,292.3
Investment in MillerCoors	2,608.5	2,506.5
Net investment in and advances to subsidiaries	3,428.5	3,303.7
Deferred tax assets	1.9	3.1
Other assets	177.1	175.0
Total assets	16,937.1	16,910.4
Current liabilities :
Accounts payable and other current liabilities	845.3	998.6
Deferred tax liabilities	159.5	132.2
Current portion of long-term debt and short-term borrowings	15.0	61.8
Discontinued operations	0	0
Intercompany accounts payable	258.1	228.3
Total current liabilities	1,277.9	1,420.9
Long-term debt	1,266.0	1,316.6
Pension and post-retirement benefits	427.0	453.3
Deferred tax liabilities	0.2	0
Other liabilities, net	22.9	22.4
Discontinued operations	0	0
Intercompany notes payable	1,546.7	1,693.9
Total liabilities	4,540.7	4,907.1
MCBC stockholders' equity	18,403.8	18,332.5
Intercompany notes receivable	(6,007.4)	(6,329.2)
Total stockholders' equity	12,396.4	12,003.3
Noncontrolling interests	0	0
Total equity	12,396.4	12,003.3
Total liabilities and equity	16,937.1	16,910.4
Subsidiary Non-Guarantors
Current assets:
Cash and cash equivalents	200.7	103.0	144.4	184.9
Accounts receivable, net	145.9	136.6
Other receivables, net	37.9	19.9
Total inventories, net	48.1	38.5
Other current assets, net	50.5	43.2
Deferred tax assets	47.8	53.3
Intercompany accounts receivable	167.8	196.5
Total current assets	698.7	591.0
Properties, net	662.8	656.3
Goodwill	1,238.8	1,256.9
Other intangibles, net	2,521.6	2,532.8
Investment in MillerCoors	0	0
Net investment in and advances to subsidiaries	6,500.6	6,654.9
Deferred tax assets	0.1	1.0
Other assets	62.2	73.2
Total assets	11,684.8	11,766.1
Current liabilities :
Accounts payable and other current liabilities	354.0	359.5
Deferred tax liabilities	0	0
Current portion of long-term debt and short-term borrowings	264.3	145.4
Discontinued operations	7.1	6.8
Intercompany accounts payable	1,076.8	1,034.3
Total current liabilities	1,702.2	1,546.0
Long-term debt	0.1	0.2
Pension and post-retirement benefits	6.9	6.7
Deferred tax liabilities	927.1	906.0
Other liabilities, net	87.3	139.5
Discontinued operations	18.0	17.3
Intercompany notes payable	5,824.5	6,138.9
Total liabilities	8,566.1	8,754.6
MCBC stockholders' equity	4,455.6	4,487.0
Intercompany notes receivable	(1,360.7)	(1,500.4)
Total stockholders' equity	3,094.9	2,986.6
Noncontrolling interests	23.8	24.9
Total equity	3,118.7	3,011.5
Total liabilities and equity	11,684.8	11,766.1
Eliminations
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Other receivables, net	0	0
Total inventories, net	0	0
Other current assets, net	0	0
Deferred tax assets	(2.8)	(2.9)
Intercompany accounts receivable	(3,508.3)	(3,383.3)
Total current assets	(3,511.1)	(3,386.2)
Properties, net	0	0
Goodwill	0	0
Other intangibles, net	0	0
Investment in MillerCoors	0	0
Net investment in and advances to subsidiaries	(22,859.4)	(22,819.5)
Deferred tax assets	5.2	5.4
Other assets	0	0
Total assets	(26,365.3)	(26,200.3)
Current liabilities :
Accounts payable and other current liabilities	0	0
Deferred tax liabilities	(2.8)	(2.9)
Current portion of long-term debt and short-term borrowings	0	0
Discontinued operations	0	0
Intercompany accounts payable	(3,508.3)	(3,383.3)
Total current liabilities	(3,511.1)	(3,386.2)
Long-term debt	0	0
Pension and post-retirement benefits	0	0
Deferred tax liabilities	5.2	5.4
Other liabilities, net	0	0
Discontinued operations	0	0
Intercompany notes payable	(7,371.2)	(7,832.8)
Total liabilities	(10,877.1)	(11,213.6)
MCBC stockholders' equity	(22,859.4)	(22,819.5)
Intercompany notes receivable	7,371.2	7,832.8
Total stockholders' equity	(15,488.2)	(14,986.7)
Noncontrolling interests	0	0
Total equity	(15,488.2)	(14,986.7)
Total liabilities and equity	(26,365.3)	(26,200.3)
Consolidated [Member]
Current assets:
Cash and cash equivalents	337.6	442.3	511.5	624.0
Accounts receivable, net	552.1	603.6
Other receivables, net	161.3	124.4
Total inventories, net	263.2	205.3
Other current assets, net	123.7	111.7
Deferred tax assets	46.4	50.4
Intercompany accounts receivable	0	0
Total current assets	1,484.3	1,537.7
Properties, net	1,936.2	1,970.1
Goodwill	2,394.7	2,418.7
Other intangibles, net	6,652.3	6,825.1
Investment in MillerCoors	2,608.5	2,506.5
Net investment in and advances to subsidiaries	0	0
Deferred tax assets	15.7	38.3
Other assets	274.1	283.7
Total assets	15,365.8	15,580.1
Current liabilities :
Accounts payable and other current liabilities	1,267.0	1,410.3
Deferred tax liabilities	167.3	138.1
Current portion of long-term debt and short-term borrowings	630.4	586.9
Discontinued operations	7.1	6.8
Intercompany accounts payable	0	0
Total current liabilities	2,071.8	2,142.1
Long-term debt	3,162.3	3,213.0
Pension and post-retirement benefits	436.5	462.6
Deferred tax liabilities	932.5	911.4
Other liabilities, net	120.0	169.9
Discontinued operations	18.0	17.3
Intercompany notes payable	0	0
Total liabilities	6,741.1	6,916.3
MCBC stockholders' equity	8,600.9	8,638.9
Intercompany notes receivable	0	0
Total stockholders' equity	8,600.9	8,638.9
Noncontrolling interests	23.8	24.9
Total equity	8,624.7	8,663.8
Total liabilities and equity	$ 15,365.8	$ 15,580.1