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DEBT - Notes and Debentures (Details) - USD ($) $ in Millions |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | ---
Sep. 29, 2020 | Sep. 18, 2020 | Dec. 19, 2019 | Apr. 16, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Debt |  |  |  |  |  |  |
Repayments of notes payable |  |  |  |  | $ 400 | $ 201 | $ 114
7.750%, due August 1, 2029 | Senior notes and debentures |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 7.75% |  |
2.000%, due October 1, 2030 |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  | 2.00% |  |  |  |  |
Long-term debt, gross |  | $ 300 |  |  |  |  |
Proceeds from issuance of debt |  | 300 |  |  |  |  |
2.000%, due October 1, 2030 | Senior notes and debentures |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 2.00% |  |
4.500%, due May 15, 2047 |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 4.50% | 4.50% |
Long-term debt, gross |  | 100 |  |  |  | $ 300 |
Proceeds from issuance of debt |  | $ 119 |  |  |  |  |
4.500%, due May 15, 2047 | Senior notes and debentures |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 4.50% |  |
3.500%, due April 1, 2021 |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) | 3.50% |  |  |  |  |  |
Repayments of notes payable | $ 400 |  |  |  |  |  |
Debt extinguishment costs | $ 6 |  |  |  |  |  |
3.500%, due April 1, 2021 | Senior notes and debentures |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 3.50% |  |
7.125% Notes and Debentures Due 15 March 2020 |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Debt extinguishment costs |  |  | $ 2 |  |  |  |
7.125% Notes and Debentures Due 15 March 2020 | Senior notes and debentures |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  | 7.125% |  |  |  |
Repayments of notes payable |  |  | $ 201 |  |  |  |
6.625% Notes and Debentures Due 15 April 2018 |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  | 6.625% |  |  |
Repayments of notes payable |  |  |  | $ 114 |  |  |

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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