v3.24.2.u1
Investments, Equity Method and Joint Ventures (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]          
Payments to Acquire Equity Method Investments $ (17.0) $ 0.0 $ (1,837.0) $ 0.0  
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity 1,500.0   1,500.0    
Income (Loss) from Equity Method Investments     66.0 50.0  
Equity Method Investee          
Schedule of Equity Method Investments [Line Items]          
Related Party Transaction, Revenue from Related Party     260.0 235.0  
Related Party Transaction, Net Receivables Due from Related Party $ 135.0 $ 137.0 135.0 137.0  
Proceeds from Dividends Received     $ 13.0 $ 14.0  
Grand Foods Holding          
Schedule of Equity Method Investments [Line Items]          
Equity Method Investment, Ownership Percentage 48.00%   48.00%   20.00%
Equity Method Investments $ 2,109.0   $ 2,109.0   $ 238.0
McDonald's Japan Holdings Co., Ltd          
Schedule of Equity Method Investments [Line Items]          
Equity Method Investment, Ownership Percentage 35.00%   35.00%   35.00%
Equity Method Investment, Quoted Market Value $ 1,851.0   $ 1,851.0   $ 2,034.0
Equity Method Investments $ 547.0   $ 547.0   $ 597.0
Additional Grand Foods Holding Shares          
Schedule of Equity Method Investments [Line Items]          
Equity Method Investment, Ownership Percentage 28.00%   28.00%    
Payments to Acquire Equity Method Investments     $ (1,800.0)