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v3.21.1

Debt - Components (Details) - USD ($) $ in Millions | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Short-term debt: |  |
Total short-term debt | $ 254 | $ 831
Long-term debt: |  |
Senior notes, net | 9,073 | 9,071
Other long-term debt, net | 265 | 311
Total long-term debt | 9,338 | 9,382
Total debt | 9,592 | 10,213
Senior notes |  |
Long-term debt: |  |
Senior notes, net | 9,073 | 9,071
Unamortized discounts and debt issuance costs | 60 | 62
Debt instrument face value | 9,100 | 9,100
Other |  |
Long-term debt: |  |
Other long-term debt, net | 66 | 112
Other |  |
Short-term debt: |  |
Total short-term debt | 117 | 117
Commercial Paper | Line of Credit |  |
Short-term debt: |  |
Short-term debt | $ 137 | $ 547
Weighted average interest rate, short-term | 0.60% | 0.70%
Senior Secured Hedged Inventory Facility | Line of Credit |  |
Short-term debt: |  |
Short-term debt |  | $ 167
Weighted average interest rate, short-term |  | 1.20%
GO Zone term loans | Term loan |  |
Long-term debt: |  |
Other long-term debt, net | $ 199 | $ 199
Debt issuance costs | $ 1 | $ 1
Weighted average interest rate, long-term | 1.30% | 1.30%
Level 2 | Senior notes |  |
Long-term debt: |  |
Debt instrument fair value | $ 9,500 | $ 9,900

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