Debt Financing - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Debt Disclosure [Line Items]
Weighted-average interst rate on short-term borrowings	5.10%	4.10%
Debt, face amount	$ 1,417,200,000	$ 2,284,900,000	$ 1,367,300,000
Additional paid-in capital	5,994,100,000	5,778,900,000
Employee Stock Ownership Plan (ESOP), Debt Structure, Indirect Loan, Description	The ESOP is repaying the loans and interest through 2018 using Company contributions and dividends from its McDonald’s common stock holdings
Revolving Credit Facility Expiring In Twenty Sixteen | Unused lines of Credit [Member]
Debt Disclosure [Line Items]
Unused Line of credit	1,500,000,000
Unused Line of credit agreement, fees	0.065%
Line of Credit Facility, Commitment Fee Description	Fees and interest rates on this line are based on the Company’s long-term credit rating assigned by Moody’s and Standard & Poor’s
Outside the U.S.
Debt Disclosure [Line Items]
Foreign currency bank line borrowings	609,700,000	581,300,000
Outside the U.S. | Unused lines of Credit [Member]
Debt Disclosure [Line Items]
Line of Credit Facility, Currency	denominated in various currencies
Line of Credit Facility, Interest Rate Description	local market rates of interest
U.S.
Debt Disclosure [Line Items]
Commercial Paper		200,000,000
Employee Stock Ownership Plan E S O P Plan
Debt Disclosure [Line Items]
Leveraged Employee Stock Ownership Plan (ESOP), loan amount	23,200,000
Additional paid-in capital	$ 19,900,000	$ 27,200,000