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v3.20.1

Debt (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2020
Debt |
Debt, net of unamortized discounts, premiums and fair value adjustments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Principal amount | ​ | ​ | Carrying amount |
​ | ​ | March 31, | ​ | December 31, |  | ​ | March 31, | ​ | December 31, |
​ |  | 2020 |  | 2019 |  |  | 2020 |  | 2019 |
6.50% Senior Notes due November 2020 | ​ | $ | 198 | ​ | $ | 206 | ​ | ​ | $ | 198 | ​ | $ | 206 | ​
6.375% Senior Notes due December 2021 | ​ | ​ | 184 | ​ | ​ | 222 | ​ | ​ | ​ | 184 | ​ | ​ | 221 | ​
5.52% Senior Secured Notes due May 2022 | ​ | ​ | 178 | ​ | ​ | 200 | ​ | ​ | ​ | 176 | ​ | ​ | 198 | ​
3.80% Senior Notes due October 2022 | ​ | ​ | 187 | ​ | ​ | 190 | ​ | ​ | ​ | 186 | ​ | ​ | 189 | ​
0.50% Exchangeable Bonds due January 2023 | ​ | ​ | 863 | ​ | ​ | 863 | ​ | ​ | ​ | 862 | ​ | ​ | 862 | ​
5.375% Senior Secured Notes due May 2023 | ​ | ​ | 519 | ​ | ​ | 525 | ​ | ​ | ​ | 513 | ​ | ​ | 518 | ​
9.00% Senior Notes due July 2023 | ​ | ​ | — | ​ | ​ | 714 | ​ | ​ | ​ | — | ​ | ​ | 701 | ​
5.875% Senior Secured Notes due January 2024 | ​ | ​ | 626 | ​ | ​ | 667 | ​ | ​ | ​ | 616 | ​ | ​ | 656 | ​
7.75% Senior Secured Notes due October 2024 | ​ | ​ | 420 | ​ | ​ | 420 | ​ | ​ | ​ | 412 | ​ | ​ | 412 | ​
6.25% Senior Secured Notes due December 2024 | ​ | ​ | 437 | ​ | ​ | 437 | ​ | ​ | ​ | 430 | ​ | ​ | 430 | ​
6.125% Senior Secured Notes due August 2025 | ​ | ​ | 501 | ​ | ​ | 534 | ​ | ​ | ​ | 492 | ​ | ​ | 525 | ​
7.25% Senior Notes due November 2025 | ​ | ​ | 750 | ​ | ​ | 750 | ​ | ​ | ​ | 738 | ​ | ​ | 737 | ​
7.50% Senior Notes due January 2026 | ​ | ​ | 750 | ​ | ​ | 750 | ​ | ​ | ​ | 743 | ​ | ​ | 743 | ​
6.875% Senior Secured Notes due February 2027 | ​ | ​ | 550 | ​ | ​ | 550 | ​ | ​ | ​ | 541 | ​ | ​ | 541 | ​
8.00% Senior Notes due February 2027 | ​ | ​ | 750 | ​ | ​ | — | ​ | ​ | ​ | 743 | ​ | ​ | — | ​
7.45% Notes due April 2027 | ​ | ​ | 88 | ​ | ​ | 88 | ​ | ​ | ​ | 86 | ​ | ​ | 86 | ​
8.00% Debentures due April 2027 | ​ | ​ | 57 | ​ | ​ | 57 | ​ | ​ | ​ | 57 | ​ | ​ | 57 | ​
7.00% Notes due June 2028 | ​ | ​ | 300 | ​ | ​ | 300 | ​ | ​ | ​ | 306 | ​ | ​ | 306 | ​
7.50% Notes due April 2031 | ​ | ​ | 588 | ​ | ​ | 588 | ​ | ​ | ​ | 585 | ​ | ​ | 585 | ​
6.80% Senior Notes due March 2038 | ​ | ​ | 1,000 | ​ | ​ | 1,000 | ​ | ​ | ​ | 992 | ​ | ​ | 991 | ​
7.35% Senior Notes due December 2041 | ​ | ​ | 300 | ​ | ​ | 300 | ​ | ​ | ​ | 297 | ​ | ​ | 297 | ​
Total debt | ​ | ​ | 9,246 | ​ | ​ | 9,361 | ​ | ​ | ​ | 9,157 | ​ | ​ | 9,261 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Less debt due within one year | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
6.50% Senior Notes due November 2020 | ​ | ​ | 198 | ​ | ​ | 206 | ​ | ​ | ​ | 198 | ​ | ​ | 206 | ​
5.52% Senior Secured Notes due May 2022 | ​ | ​ | 89 | ​ | ​ | 88 | ​ | ​ | ​ | 88 | ​ | ​ | 87 | ​
3.80% Senior Notes due October 2022 | ​ | ​ | 5 | ​ | ​ | — | ​ | ​ | ​ | 5 | ​ | ​ | — | ​
5.375% Senior Secured Notes due May 2023 | ​ | ​ | 32 | ​ | ​ | 16 | ​ | ​ | ​ | 29 | ​ | ​ | 14 | ​
5.875% Senior Secured Notes due January 2024 | ​ | ​ | 83 | ​ | ​ | 83 | ​ | ​ | ​ | 79 | ​ | ​ | 79 | ​
7.75% Senior Secured Notes due October 2024 | ​ | ​ | 60 | ​ | ​ | 60 | ​ | ​ | ​ | 58 | ​ | ​ | 58 | ​
6.25% Senior Secured Notes due December 2024 | ​ | ​ | 62 | ​ | ​ | 62 | ​ | ​ | ​ | 60 | ​ | ​ | 60 | ​
6.125% Senior Secured Notes due August 2025 | ​ | ​ | 66 | ​ | ​ | 66 | ​ | ​ | ​ | 64 | ​ | ​ | 64 | ​
Total debt due within one year | ​ | ​ | 595 | ​ | ​ | 581 | ​ | ​ | ​ | 581 | ​ | ​ | 568 | ​
Total long-term debt |  | $ | 8,651 | ​ | $ | 8,780 | ​ |  | $ | 8,576 | ​ | $ | 8,693 | ​
Scheduled maturities of debt | ​
​ | ​ | ​ | ​ | ​
​ |  | Total |
Years ending March 31, | ​ | ​ | ​ | ​
2021 | ​ | $ | 595 | ​
2022 | ​ | ​ | 606 | ​
2023 | ​ | ​ | 1,466 | ​
2024 | ​ | ​ | 1,020 | ​
2025 | ​ | ​ | 516 | ​
Thereafter | ​ | ​ | 5,043 | ​
Total principal amount of debt | ​ | ​ | 9,246 | ​
Total debt-related balances, net | ​ | ​ | (89) | ​
Total carrying amount of debt | ​ | $ | 9,157 | ​
Schedule of debt repurchases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | Three months | ​
​ | ​ | ​ | ​ | ​ | ended | ​
​ | ​ | ​ | ​ | ​ | March 31, | ​
​ |  | ​ | ​ |  | 2020 |
6.50% Senior Notes due November 2020 | ​ | ​ | ​ | ​ | $ | 8 | ​
6.375% Senior Notes due December 2021 | ​ | ​ | ​ | ​ | ​ | 38 | ​
3.80% Senior Notes due October 2022 | ​ | ​ | ​ | ​ | ​ | 3 | ​
5.375% Senior Secured Notes due May 2023 | ​ | ​ | ​ | ​ | ​ | 6 | ​
Aggregate principal amount retired | ​ | ​ | ​ | ​ | $ | 55 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Aggregate cash payment | ​ | ​ | ​ | ​ | $ | 46 | ​
Aggregate net gain | ​ | ​ | ​ | ​ | $ | 8 | ​
Schedule of tender offers | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Three months | ​
​ | ​ | ended | ​
​ | ​ | March 31, | ​
​ |  | 2019 |
6.50% Senior Notes due November 2020 | ​ | $ | 57 | ​
6.375% Senior Notes due December 2021 | ​ | ​ | 63 | ​
3.80% Senior Notes due October 2022 | ​ | ​ | 190 | ​
9.00% Senior Notes due July 2023 | ​ | ​ | 200 | ​
Aggregate principal amount retired | ​ | $ | 510 | ​
​ | ​ | ​ | ​ | ​
Aggregate cash payment | ​ | $ | 522 | ​
Aggregate net loss | ​ | $ | (18) | ​

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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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