v3.24.0.1
Debt (Carrying Value of Debt) (Details) - USD ($)
Dec. 31, 2023
Oct. 31, 2023
Dec. 31, 2022
Aug. 31, 2022
May 31, 2022
Jan. 31, 2022
Aug. 31, 2021
Mar. 06, 2020
Debt Instrument [Line Items]                
Finance lease, liability $ 251,300,000   $ 247,500,000          
Long-term debt, gross and lease obligation 12,949,100,000   11,902,200,000          
Adjustments (129,700,000)   (116,700,000)          
Total long term debt maturities 12,819,400,000              
Total Debt 12,819,400,000   11,785,500,000          
Less: current portion (932,300,000)   (456,000,000.0)          
Long-term portion 11,887,100,000   11,329,500,000          
Credit facilities: Uncommitted facility                
Debt Instrument [Line Items]                
Credit facility maximum borrowing capacity           $ 200,000,000.0    
Principal 0   0          
Adjustments 0   0          
Total long term debt maturities 0   0          
Line Of Credit Due August 2026                
Debt Instrument [Line Items]                
Principal 297,100,000   250,000,000.0          
Adjustments 0   0          
Total long term debt maturities 297,100,000   250,000,000.0          
Line Of Credit Due August 2026 | Line of Credit                
Debt Instrument [Line Items]                
Credit facility maximum borrowing capacity   $ 3,500,000,000         $ 3,000,000,000.0  
Term Loan Facility                
Debt Instrument [Line Items]                
Interest Rate               0.832%
Principal 500,000,000.0   1,000,000,000          
Adjustments 0   0          
Total long term debt maturities 500,000,000.0   1,000,000,000          
Commercial Paper Facility                
Debt Instrument [Line Items]                
Credit facility maximum borrowing capacity   $ 1,500,000,000   $ 1,000,000,000.0 $ 500,000,000      
Principal 496,000,000   1,000,000,000          
Adjustments (700,000)   (1,800,000)          
Total long term debt maturities $ 495,300,000   998,200,000          
Senior notes: May 2023                
Debt Instrument [Line Items]                
Interest Rate 4.75%              
Principal $ 0   300,000,000.0          
Adjustments 0   (2,500,000)          
Total long term debt maturities $ 0   297,500,000          
Senior notes: August 2024                
Debt Instrument [Line Items]                
Interest Rate 2.50%              
Principal $ 900,000,000.0   900,000,000.0          
Adjustments (1,200,000)   (3,000,000.0)          
Total long term debt maturities $ 898,800,000   897,000,000.0          
Senior notes: March 2025                
Debt Instrument [Line Items]                
Interest Rate 3.20%              
Principal $ 500,000,000.0   500,000,000.0          
Adjustments (900,000)   (1,600,000)          
Total long term debt maturities $ 499,100,000   498,400,000          
Senior notes: November 2025                
Debt Instrument [Line Items]                
Interest Rate 0.875%              
Principal $ 350,000,000.0   350,000,000.0          
Adjustments (1,200,000)   (1,900,000)          
Total long term debt maturities $ 348,800,000   348,100,000          
Senior notes: July 2026                
Debt Instrument [Line Items]                
Interest Rate 2.90%              
Principal $ 500,000,000.0   500,000,000.0          
Adjustments (1,600,000)   (2,200,000)          
Total long term debt maturities $ 498,400,000   497,800,000          
Senior notes: November 2027                
Debt Instrument [Line Items]                
Interest Rate 3.375%              
Principal $ 650,000,000.0   650,000,000.0          
Adjustments (2,500,000)   (3,100,000)          
Total long term debt maturities $ 647,500,000   646,900,000          
Senior notes: May 2028                
Debt Instrument [Line Items]                
Interest Rate 3.95%              
Principal $ 800,000,000.0   800,000,000.0          
Adjustments (8,900,000)   (10,700,000)          
Total long term debt maturities $ 791,100,000   789,300,000          
Senior notes: April 2029                
Debt Instrument [Line Items]                
Interest Rate 4.875%              
Principal $ 750,000,000   0          
Adjustments (6,900,000)   0          
Total long term debt maturities $ 743,100,000   0          
Senior notes: March 2030                
Debt Instrument [Line Items]                
Interest Rate 2.30%              
Principal $ 600,000,000.0   600,000,000.0          
Adjustments (4,500,000)   (5,200,000)          
Total long term debt maturities $ 595,500,000   594,800,000          
Senior notes: February 2031                
Debt Instrument [Line Items]                
Interest Rate 1.45%              
Principal $ 650,000,000.0   650,000,000.0          
Adjustments (6,200,000)   (7,100,000)          
Total long term debt maturities $ 643,800,000   642,900,000          
Senior notes: February 2032                
Debt Instrument [Line Items]                
Interest Rate 1.75%              
Principal $ 750,000,000.0   750,000,000.0          
Adjustments (5,400,000)   (6,000,000.0)          
Total long term debt maturities $ 744,600,000   744,000,000.0          
Senior notes: March 2033                
Debt Instrument [Line Items]                
Interest Rate 2.375%              
Principal $ 700,000,000.0   700,000,000.0          
Adjustments (6,500,000)   (7,100,000)          
Total long term debt maturities $ 693,500,000   692,900,000          
Senior notes: December 2033                
Debt Instrument [Line Items]                
Interest Rate 5.00%              
Principal $ 650,000,000.0   0          
Adjustments (8,900,000)   0          
Total long term debt maturities $ 641,100,000   0          
Senior notes: April 2034                
Debt Instrument [Line Items]                
Interest Rate 5.00%              
Principal $ 800,000,000   0          
Adjustments (10,700,000)   0          
Total long term debt maturities $ 789,300,000   0          
Senior notes: March 2035                
Debt Instrument [Line Items]                
Interest Rate 6.086%              
Principal $ 181,900,000   181,900,000          
Adjustments (11,500,000)   (12,200,000)          
Total long term debt maturities $ 170,400,000   169,700,000          
Senior notes: March 2040                
Debt Instrument [Line Items]                
Interest Rate 6.20%              
Principal $ 399,900,000   399,900,000          
Adjustments (3,300,000)   (3,400,000)          
Total long term debt maturities $ 396,600,000   396,500,000          
Senior notes: May 2041                
Debt Instrument [Line Items]                
Interest Rate 5.70%              
Principal $ 385,700,000   385,700,000          
Adjustments (4,700,000)   (4,800,000)          
Total long term debt maturities $ 381,000,000.0   380,900,000          
Senior notes: March 2050                
Debt Instrument [Line Items]                
Interest Rate 3.05%              
Principal $ 400,000,000.0   400,000,000.0          
Adjustments (6,800,000)   (7,000,000.0)          
Total long term debt maturities $ 393,200,000   393,000,000.0          
Debentures: September 2035                
Debt Instrument [Line Items]                
Interest Rate 7.40%              
Principal $ 148,100,000   148,100,000          
Adjustments (28,800,000)   (30,000,000.0)          
Total long term debt maturities 119,300,000   118,100,000          
Tax-exempt: 2024 - 2053                
Debt Instrument [Line Items]                
Principal 1,289,100,000   1,189,100,000          
Adjustments (8,500,000)   (7,100,000)          
Total long term debt maturities $ 1,280,600,000   $ 1,182,000,000          
Tax-exempt: 2024 - 2053 | Minimum                
Debt Instrument [Line Items]                
Interest Rate 3.75%              
Tax-exempt: 2024 - 2053 | Maximum                
Debt Instrument [Line Items]                
Interest Rate 4.90%              
Finance leases: 2024 - 2063 | Minimum                
Debt Instrument [Line Items]                
Interest Rate 0.806%              
Finance leases: 2024 - 2063 | Maximum                
Debt Instrument [Line Items]                
Interest Rate 9.75%