v3.19.3

Long-Term Debt and Revolving Credit Arrangements - Narrative (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2019 | Oct. 31, 2018 | Apr. 30, 2018 | Jul. 31, 2016 | Sep. 30, 2019 | Jun. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2015 | Dec. 31, 2018 | Jun. 13, 2018
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Total debt | $ 5,797,000,000 |  |  |  | $ 5,797,000,000 |  |  | $ 5,797,000,000 |  |  | $ 7,491,000,000 |
Embedded derivative liability (income) expense |  |  |  |  | $ 0 | $ (117,000,000) | $ 89,000,000 | $ (58,000,000) | $ 491,000,000 |  |  |
Secured Loans | 2016 Senior Secured Term Loan |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of secured debt |  |  |  | $ 1,200,000,000 |  |  |  |  |  |  |  |
Debt discount |  |  |  | 23,000,000 |  |  |  |  |  |  |  |
Debt issuance costs |  |  |  | $ 13,000,000 |  |  |  |  |  |  |  |
Effective Interest Rate | 6.10% |  |  |  | 6.10% |  |  | 6.10% |  |  |  | 6.10%
Total debt | $ 1,116,000,000 |  |  |  | $ 1,116,000,000 |  |  | $ 1,116,000,000 |  |  | 1,124,000,000 |
Secured Loans | 2018 Senior Secured Term Loan |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of secured debt |  |  | $ 1,500,000,000 |  |  |  |  |  |  |  |  |
Debt discount |  |  | 8,000,000 |  |  |  |  |  |  |  |  |
Debt issuance costs |  |  | $ 15,000,000 |  |  |  |  |  |  |  |  |
Effective Interest Rate | 6.20% |  |  |  | 6.20% |  |  | 6.20% |  |  |  |
Total debt | $ 1,481,000,000 |  |  |  | $ 1,481,000,000 |  |  | $ 1,481,000,000 |  |  | 1,493,000,000 |
Convertible Notes | 2021 Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt discount |  |  |  |  |  |  |  |  |  | $ 1,100,000,000 |  |
Debt issuance costs |  |  |  |  |  |  |  |  |  | $ 1,000,000 |  |
Effective Interest Rate | 23.50% |  |  |  | 23.50% |  |  | 23.50% |  | 23.50% |  |
Total debt | $ 0 |  |  |  | $ 0 |  |  | $ 0 |  |  | 1,844,000,000 |
Proceeds from issuance of convertible debt |  |  |  |  |  |  |  |  |  | $ 1,700,000,000 |  |
Stated interest rate |  |  |  |  |  |  |  |  |  | 2.50% |  |
Duration for interest type payment election |  |  |  |  |  |  |  |  |  | 4 years |  |
Interest rate increase during final 2 year initial term |  |  |  |  |  |  |  |  |  | 12.50% |  |
Embedded derivative liability (income) expense |  |  |  |  | $ 0 |  | 80,000,000 | $ (20,000,000) | 419,000,000 |  |  |
Convertible Notes | 2021 Convertible Notes | Minimum |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest rate during maturity extension period |  |  |  |  |  |  |  |  |  | 3.50% |  |
Discount on conversion price rate |  |  |  |  |  |  |  |  |  | 18.00% |  |
Convertible Notes | 2021 Convertible Notes | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest rate during maturity extension period |  |  |  |  |  |  |  |  |  | 12.50% |  |
Discount on conversion price rate |  |  |  |  |  |  |  |  |  | 30.50% |  |
Convertible Notes | 2022 Convertible Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of secured debt |  |  |  |  |  |  |  |  |  | $ 949,000,000 |  |
Debt discount |  |  |  |  |  |  |  |  |  | 312,000,000 |  |
Debt issuance costs |  |  |  |  |  |  |  |  |  | $ 100,000 |  |
Effective Interest Rate | 13.70% |  |  |  | 13.70% |  |  | 13.70% |  |  |  |
Total debt | $ 0 |  |  |  | $ 0 |  |  | $ 0 |  |  | 1,030,000,000 |
Extension period |  |  |  |  |  |  |  |  |  | 1 year |  |
Stated interest rate |  |  |  |  |  |  |  |  |  | 2.50% |  |
Convertible Notes, internal rate of return |  |  |  |  |  |  |  |  |  | 8.00% |  |
Redemption period |  |  |  |  |  |  |  |  |  | 3 years |  |
Embedded derivative liability (income) expense |  |  |  |  | $ 0 |  | $ 9,000,000 | $ (38,000,000) | $ 72,000,000 |  |  |
Convertible Notes | 2022 Convertible Notes | Minimum |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Discount on conversion price rate |  |  |  |  |  |  |  |  |  | 8.10% |  |
Convertible Notes | 2022 Convertible Notes | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Discount on conversion price rate |  |  |  |  |  |  |  |  |  | 44.50% |  |
Senior Note |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  | $ 2,000,000,000.0 |  |  |  |  |  |  |  |  |  |
Senior Note | 2023 Senior Note |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt issuance costs |  | $ 9,000,000 |  |  |  |  |  |  |  |  |  |
Effective Interest Rate | 7.70% |  |  |  | 7.70% |  |  | 7.70% |  |  |  |
Total debt | $ 500,000,000 |  |  |  | $ 500,000,000 |  |  | $ 500,000,000 |  |  | 500,000,000 |
Stated interest rate |  | 7.50% |  |  |  |  |  |  |  |  |  |
Debt instrument term |  | 5 years |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  | $ 500,000,000 |  |  |  |  |  |  |  |  |  |
Senior Note | 2023 Senior Note | Level 2 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, fair value disclosure | $ 503,000,000 |  |  |  | $ 503,000,000 |  |  | $ 503,000,000 |  |  |  |
Senior Note | 2026 Senior Note |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Effective Interest Rate | 8.10% |  |  |  | 8.10% |  |  | 8.10% |  |  |  |
Total debt | $ 1,500,000,000 |  |  |  | $ 1,500,000,000 |  |  | $ 1,500,000,000 |  |  | 1,500,000,000 |
Stated interest rate |  | 8.00% |  |  |  |  |  |  |  |  |  |
Debt instrument term |  | 8 years |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  | $ 1,500,000,000 |  |  |  |  |  |  |  |  |  |
Senior Note | 2026 Senior Note | Level 2 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, fair value disclosure | 1,500,000,000 |  |  |  | 1,500,000,000 |  |  | 1,500,000,000 |  |  |  |
Senior Note | 2027 Senior Note |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt issuance costs | $ 11,000,000 |  |  |  | $ 11,000,000 |  |  | $ 11,000,000 |  |  |  |
Effective Interest Rate | 7.70% |  |  |  | 7.70% |  |  | 7.70% |  |  |  |
Total debt | $ 1,200,000,000 |  |  |  | $ 1,200,000,000 |  |  | $ 1,200,000,000 |  |  | 0 |
Stated interest rate | 7.50% |  |  |  | 7.50% |  |  | 7.50% |  |  |  |
Debt instrument term | 8 years |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount | $ 1,200,000,000 |  |  |  | $ 1,200,000,000 |  |  | $ 1,200,000,000 |  |  |  |
Senior Note | 2027 Senior Note | Level 2 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, fair value disclosure | 1,200,000,000 |  |  |  | 1,200,000,000 |  |  | 1,200,000,000 |  |  |  |
Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Borrowing capacity | 2,300,000,000 |  |  |  | 2,300,000,000 |  |  | $ 2,300,000,000 |  |  |  |
Credit facility, term |  |  |  |  |  |  |  | 5 years |  |  |  |
Line of credit balance | 0 |  |  |  | 0 |  |  | $ 0 |  |  |  |
Line of Credit | Letters of Credit |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Letters of credit outstanding | 561,000,000 |  |  |  | 561,000,000 |  |  | 561,000,000 |  |  | 470,000,000 |
Letters of credit outstanding that will reduce the available credit under facilities | $ 204,000,000 |  |  |  | $ 204,000,000 |  |  | $ 204,000,000 |  |  | $ 166,000,000 |

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- Definition Letters Of Credit Outstanding That Will Reduce The Available Credit Under Facilities + References No definition available. + Details
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- 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 Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 15 -URI http://asc.fasb.org/subtopic&trid=2229187 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: 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 2: 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 Reference 3: 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 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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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