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v3.3.1.900

Debt Level 4 (Details) - USD ($) | 12 Months Ended | 240 Months Ended | 600 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Apr. 15, 2042 | Jun. 15, 2068 | Nov. 02, 2015 | May. 27, 2015 | Mar. 30, 2015 | Jun. 30, 2012
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Long-term Line of Credit | $ 0 | $ 0 |  |  |  |  |  |  |
Notes Payable | 5,359,000,000 | 6,109,000,000 |  |  |  |  |  |  |
Long-term Debt, Excluding Current Maturities | 5,084,000,000 | 5,653,000,000 |  |  |  |  |  |  |
Current maturity adjustment to long-term debt | (275,000,000) | (456,000,000) |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount | 5,359,000,000 | 6,109,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Interest Expense | 357,000,000 | 376,000,000 | $ 397,000,000 |  |  |  |  |  |
Financial Instruments Owned and Pledged as Collateral, Amount Eligible to be Repledged by Counterparty | 1,200,000,000 |  |  |  |  |  |  |  |
Maximum Aggregate Principal Amount of Junior Subordinated Notes | 500,000,000 |  |  |  |  |  |  |  |
Loss on extinguishment of debt | (21,000,000) | 0 | $ (213,000,000) |  |  |  |  |  |
Long-term Federal Home Loan Bank Advances | 0 |  |  |  |  |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |  |  |  |  |  |
Commercial Paper | 1,000,000,000 |  |  |  |  |  |  |  |
Maturities of Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months | 275,000,000 |  |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Two | 416,000,000 |  |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Three | 320,000,000 |  |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Four | 413,000,000 |  |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Five | 500,000,000 |  |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal after Year Five | 3,525,000,000 |  |  |  |  |  |  |  |
Commercial Paper, Outstanding | 0 |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount |  |  |  |  |  |  | $ 0 |  |
Debt Instrument, Repurchase Amount |  |  |  |  |  | $ 0 | $ 0 | $ 0 |
Five Year Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 1,000,000,000 |  |  |  |  |  |  |  |
Borrowings [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Amount Outstanding During Period | 0 |  |  |  |  |  |  |  |
Senior Note Five Point Five Percent Due in Two Thousand Sixteen [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | 275,000,000 |  |  |  |  |  |  |  |
Senior Note Seven Point Three Percent Due in Two Thousand Fifteen [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 0 |  |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Four Year Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |  |  |  |  |  |
Line of Credit, Term of Credit Facility | 4 years |  |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Five Year Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |  |  |  |  |  |
Line of Credit, Term of Credit Facility | 5 years |  |  |  |  |  |  |  |
Senior Note Four Point Zero Percent Due in Two Thousand Fifteen [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 0 |  |  |  |  |  |  |  |
Senior Note Four Point Zero Percent Due in Two Thousand Fifteen [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes |  | 289,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.00% |  |  |  |  |  |  |  |
Senior Note Seven Point Three Percent Due in Two Thousand Fifteen [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes |  | 167,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 7.30% |  |  |  |  |  |  |  |
Senior Note Five Point Five Percent Due in Two Thousand Sixteen [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes |  | 275,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.50% |  |  |  |  |  |  |  |
Senior Note 5.375% Due 2017 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 416,000,000 | 415,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.375% |  |  |  |  |  |  |  |
Senior Note 4.0% Due 2017 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 0 | 295,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.00% |  |  |  |  |  |  |  |
Senior Note 6.3% Due 2018 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 320,000,000 | 320,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.30% |  |  |  |  |  |  |  |
Senior Note 6.0% Due 2019 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 413,000,000 | 413,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.00% |  |  |  |  |  |  |  |
Senior Note 5.5% Due 2020 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 499,000,000 | 499,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.50% |  |  |  |  |  |  |  |
Senior Note 5.125% Due 2022 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 797,000,000 | 797,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.125% |  |  |  |  |  |  |  |
Senior Note 7.65% Due 2027 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 80,000,000 | 80,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 7.65% |  |  |  |  |  |  |  |
Senior Note 7.375% Due 2031 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 63,000,000 | 63,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 7.375% |  |  |  |  |  |  |  |
Senior Note 5.95% Due 2036 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 299,000,000 | 299,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.95% |  |  |  |  |  |  |  |
Senior Note 6.625% Due 2040 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 295,000,000 | 295,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.625% |  |  |  |  |  |  |  |
Senior Note 6.1% Due 2041 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 326,000,000 | 326,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.10% |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Effective Percentage | 7.90% |  |  |  |  |  |  |  |
Senior Note 6.625% Due 2042 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 178,000,000 | 178,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.625% |  |  |  |  |  |  |  |
Senior Note 4.3% Due in 2043 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes | $ 298,000,000 | 298,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.30% |  |  |  |  |  |  |  |
7.875% Notes, due 2042 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Junior Subordinated Notes | $ 600,000,000 | 600,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 7.875% |  |  |  |  |  |  |  |
8.125% Notes, due 2068 [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Junior Subordinated Notes | $ 500,000,000 | $ 500,000,000 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 8.125% |  |  |  |  |  |  |  |
Fair Value, Estimate Not Practicable, Maturity Date [Member] |  |  |  |  |  |  |  |  |
Short-term Debt [Abstract] |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  |  |  |  |  | $ 0.061
Scenario, Forecast [Member] | 7.875% Notes, due 2042 [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate Terms |  |  |  | 3 Month LIBOR + 5.596% |  |  |  |  |
Scenario, Forecast [Member] | 8.125% Notes, due 2068 [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage [Abstract] |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate Terms |  |  |  |  | 3 Month LIBOR + 4.6025% |  |  |  |

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- Definition Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 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://www.xbrl.org/2003/role/presentationRef -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 2: http://www.xbrl.org/2003/role/presentationRef -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=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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- Definition Maximum amount borrowed under the credit facility at any time during the period. + References No definition available. + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 + Details
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