DEBT AND FINANCING ARRANGEMENTS - Carrying Value of Outstanding Debt (Details)
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Sep. 30, 2024
USD ($)
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Sep. 03, 2024
USD ($)
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May 22, 2024
USD ($)
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May 21, 2024
USD ($)
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May 21, 2024
CAD ($)
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Dec. 31, 2023
USD ($)
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Debt Instrument [Line Items] |
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Principal Amount |
$ 22,139,000,000
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Finance lease obligations (see note 10) |
439,000,000
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$ 472,000,000
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Total debt |
21,930,000,000
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22,264,000,000
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Less: current maturities |
(1,606,000,000)
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(3,348,000,000)
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Long-term debt |
$ 20,324,000,000
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18,916,000,000
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Senior notes | 2.800% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
2.80%
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Principal Amount |
$ 500,000,000
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Long-term debt |
$ 500,000,000
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|
499,000,000
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Senior notes | 2.200% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
2.20%
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Principal Amount |
$ 0
|
$ 400,000,000
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Long-term debt |
$ 0
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|
400,000,000
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Senior notes | 3.900% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.90%
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Principal Amount |
$ 1,000,000,000
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Long-term debt |
$ 999,000,000
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|
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|
999,000,000
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Senior notes | 2.400% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
2.40%
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Principal Amount |
$ 500,000,000
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Long-term debt |
$ 499,000,000
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|
|
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|
499,000,000
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Senior notes | 3.050% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.05%
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Principal Amount |
$ 1,000,000,000
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Long-term debt |
$ 997,000,000
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|
996,000,000
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Senior notes | 3.400% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.40%
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Principal Amount |
$ 750,000,000
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Long-term debt |
$ 748,000,000
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|
747,000,000
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Senior notes | 2.500% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
2.50%
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Principal Amount |
$ 400,000,000
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Long-term debt |
$ 398,000,000
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|
398,000,000
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Senior notes | 4.450% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
4.45%
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Principal Amount |
$ 750,000,000
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Long-term debt |
$ 746,000,000
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|
745,000,000
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Senior notes | 4.875% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
4.875%
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Principal Amount |
$ 900,000,000
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Long-term debt |
$ 895,000,000
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|
894,000,000
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Senior notes | 5.150% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.15%
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5.15%
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Principal Amount |
$ 900,000,000
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|
$ 900,000,000
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Long-term debt |
$ 893,000,000
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0
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Senior notes | 6.200% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
6.20%
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Principal Amount |
$ 1,500,000,000
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Long-term debt |
$ 1,486,000,000
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|
1,485,000,000
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Senior notes | 5.200% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.20%
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Principal Amount |
$ 500,000,000
|
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Long-term debt |
$ 494,000,000
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|
494,000,000
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Senior notes | 4.875% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
4.875%
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Principal Amount |
$ 500,000,000
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Long-term debt |
$ 491,000,000
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|
491,000,000
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Senior notes | 3.625% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.625%
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Principal Amount |
$ 375,000,000
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Long-term debt |
$ 369,000,000
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|
369,000,000
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Senior notes | 3.400% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.40%
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Principal Amount |
$ 500,000,000
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Long-term debt |
$ 492,000,000
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|
492,000,000
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Senior notes | 3.750% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.75%
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Principal Amount |
$ 1,150,000,000
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Long-term debt |
$ 1,138,000,000
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1,138,000,000
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Senior notes | 4.250% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
4.25%
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Principal Amount |
$ 750,000,000
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Long-term debt |
$ 743,000,000
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|
743,000,000
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Senior notes | 3.400% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
3.40%
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Principal Amount |
$ 700,000,000
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Long-term debt |
$ 689,000,000
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|
689,000,000
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Senior notes | 5.300% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.30%
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Principal Amount |
$ 1,250,000,000
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Long-term debt |
$ 1,232,000,000
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|
1,232,000,000
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Senior notes | 5.050% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.05%
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Principal Amount |
$ 1,100,000,000
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Long-term debt |
$ 1,083,000,000
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1,083,000,000
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Senior notes | 5.500% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.50%
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5.50%
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Principal Amount |
$ 1,100,000,000
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|
$ 1,100,000,000
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Long-term debt |
$ 1,087,000,000
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0
|
Senior notes | 5.600% senior notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.60%
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5.60%
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Principal Amount |
$ 600,000,000
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$ 600,000,000
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Long-term debt |
590,000,000
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0
|
Senior notes | Floating-rate senior notes |
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Debt Instrument [Line Items] |
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Principal Amount |
1,775,000,000
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Long-term debt |
$ 1,755,000,000
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|
1,545,000,000
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Senior notes | 7.620% debentures |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
7.62%
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Principal Amount |
$ 276,000,000
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Long-term debt |
$ 279,000,000
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|
280,000,000
|
Pound Sterling notes | 5.500% notes |
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Debt Instrument [Line Items] |
|
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Debt instrument, stated interest rate |
5.50%
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Principal Amount |
$ 89,000,000
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Long-term debt |
$ 88,000,000
|
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|
84,000,000
|
Pound Sterling notes | 5.125% notes |
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Debt Instrument [Line Items] |
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Debt instrument, stated interest rate |
5.125%
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Principal Amount |
$ 608,000,000
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Long-term debt |
$ 578,000,000
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|
550,000,000
|
Euro Senior Notes | 1.625% senior notes |
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Debt Instrument [Line Items] |
|
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Debt instrument, stated interest rate |
1.625%
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Principal Amount |
$ 783,000,000
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Long-term debt |
$ 783,000,000
|
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|
774,000,000
|
Euro Senior Notes | 1.000% senior notes |
|
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Debt Instrument [Line Items] |
|
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Debt instrument, stated interest rate |
1.00%
|
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Principal Amount |
$ 560,000,000
|
|
|
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Long-term debt |
$ 558,000,000
|
|
|
|
|
551,000,000
|
Euro Senior Notes | 1.500% senior notes |
|
|
|
|
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|
Debt Instrument [Line Items] |
|
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Debt instrument, stated interest rate |
1.50%
|
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Principal Amount |
$ 560,000,000
|
|
|
|
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Long-term debt |
$ 557,000,000
|
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|
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|
551,000,000
|
Canadian Senior Notes | 2.125% senior notes |
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Debt Instrument [Line Items] |
|
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Debt instrument, stated interest rate |
2.125%
|
|
|
2.125%
|
2.125%
|
|
Principal Amount |
$ 0
|
|
|
$ 550,000,000
|
$ 750,000,000
|
|
Long-term debt |
0
|
|
|
|
|
566,000,000
|
Facility notes and bonds |
|
|
|
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Debt Instrument [Line Items] |
|
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Principal Amount |
320,000,000
|
|
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|
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Long-term debt |
320,000,000
|
|
|
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|
320,000,000
|
Other debt |
|
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|
|
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Debt Instrument [Line Items] |
|
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Principal Amount |
4,000,000
|
|
|
|
|
|
Long-term debt |
4,000,000
|
|
|
|
|
6,000,000
|
Commercial Paper |
|
|
|
|
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Debt Instrument [Line Items] |
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Principal Amount |
0
|
|
|
|
|
|
Short-term debt |
$ 0
|
|
|
|
|
$ 2,172,000,000
|