Commitments and Contingencies Loss Contingency (Details)			12 Months Ended				1 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended			12 Months Ended			12 Months Ended						12 Months Ended
	Dec. 31, 2013 USD ($) categories	Dec. 29, 2012 USD ($)	Dec. 31, 2013 License Agreement USD ($)	Dec. 29, 2012 License Agreement USD ($)	Dec. 31, 2011 License Agreement USD ($)	Dec. 31, 2013 License Agreement CAD	Dec. 31, 2009 Club CAD	Dec. 31, 2013 Canada License Agreement USD ($)	Dec. 31, 2013 Canada Software abandonment	Dec. 31, 1990 Environmental matters, Lowry USD ($)	Dec. 31, 2013 Environmental matters, Lowry USD ($)	Dec. 31, 2013 Purchased tax credits indemnity reserve USD ($)	Dec. 25, 2010 Kaiser purchased tax credits indemnity reserve, category one USD ($)	Dec. 26, 2009 Kaiser purchased tax credits indemnity reserve, category one USD ($)	Dec. 31, 2013 Kaiser purchased tax credits indemnity reserve, category two USD ($)	Dec. 31, 2013 Tax, civil and labor indemnity reserve USD ($)	Dec. 29, 2012 Litigation on product distribution in Brazil USD ($)	Dec. 31, 2011 Litigation on product distribution in Brazil USD ($)	Dec. 29, 2012 RMMC [Member] USD ($)	Dec. 29, 2012 MillerCoors	Dec. 29, 2012 MillerCoors RMMC [Member]	Dec. 31, 2013 Other Expense [Member] USD ($)	Dec. 29, 2012 Other Expense [Member] USD ($)	Dec. 31, 2011 Other Expense [Member] USD ($)
Letter of Credit
Letters of Credit Outstanding	$ 54,200,000
Letters of Credit Outstanding with Automatic Renewal	29,600,000
Guarantees
MCBC economic Interest (as a percent)																				42.00%	50.00%
Guarantor Obligations, Maximum Exposure, Undiscounted																			4,500,000
Letter of Credit Provided to Entity							10,000,000
Guarantees related to banks and other third parties noncurrent portion	5,800,000
Guarantees related to banks and other third parties		6,200,000
Indemnity Obligation [Abstract]
Loss contingency, number of categories	2
Cash Settlement													96,000,000
Maximum potential claims eliminated													284,500,000
Indemnity liability, current												6,800,000		131,200,000
Maximum potential claims															148,200,000	68,000,000
Total estimate of indemnity liability												17,000,000
Indemnity liability, noncurrent												10,200,000				7,100,000
Equity interest sold (as a percent)																68.00%
Litigation and Other Disputes
Accrual for Litigation, Other Disputes and Environmental Loss Contingencies	14,000,000	14,500,000
Charges Associated with Legal Settlement, Gross																	6,800,000
Charges Associated with Legal Settlement, Fees Incurred																	(2,000,000)	(400,000)
Definite-lived intangible asset, carrying value			38,600,000			41,000,000
Impairment of finite-lived intangible assets								17,900,000
Remaining useful life									3 years
Remaining contractual life									6 years
Licenses Revenue			92,300,000	98,000,000	110,600,000
Environmental
Environmental remediation expense, pretax charge										30,000,000												0		200,000
Accrual for Environmental Loss Contingencies, Increase (Decrease) for Acquisitions and Divestitures																							400,000
Environmental remediation threshold, assumed remediation cost											120,000,000.0
Inflation rate assumption, future costs (percent)											2.50%
Risk free rate of return assumption (percent)											3.50%
Site contingency, accrual, present value											2,700,000
Site contingency, accrual, undiscounted amount											$ 7,300,000