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Accumulated Other Comprehensive Income Loss Level 1 (Notes) | 9 Months Ended
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Sep. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Comprehensive Income (Loss) Note [Text Block] |
Changes in AOCI, Net of Tax for the Three Months Ended September 30, 2017
| Changes in
| Net Unrealized Gain on Securities | OTTI Losses in OCI | Net Gain on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax
Beginning balance | $ | 1,755 |  | $ | (3 | ) | $ | 57 |  | $ | 13 |  | $ | (1,328 | ) | $ | 494 |
OCI before reclassifications | 119 |  | (1 | ) | (2 | ) | 14 |  | 1 |  | 131 |
Amounts reclassified from AOCI | (34 | ) | — |  | (12 | ) | — |  | 6 |  | (40 | )
OCI, net of tax | 85 |  | (1 | ) | (14 | ) | 14 |  | 7 |  | 91 |
Ending balance | $ | 1,840 |  | $ | (4 | ) | $ | 43 |  | $ | 27 |  | $ | (1,321 | ) | $ | 585 |
Changes in AOCI, Net of Tax for the Nine Months Ended September 30, 2017
| Changes in
| Net Unrealized Gain on Securities | OTTI Losses in OCI | Net Gain on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax
Beginning balance | $ | 1,276 |  | $ | (3 | ) | $ | 76 |  | $ | 6 |  | $ | (1,692 | ) | $ | (337 | )
OCI before reclassifications | 683 |  | (1 | ) | 7 |  | 21 |  | (144 | ) | 566 |
Amounts reclassified from AOCI | (119 | ) | — |  | (40 | ) | — |  | 515 |  | 356 |
OCI, net of tax | 564 |  | (1 | ) | (33 | ) | 21 |  | 371 |  | 922 |
Ending balance | $ | 1,840 |  | $ | (4 | ) | $ | 43 |  | $ | 27 |  | $ | (1,321 | ) | $ | 585 |
Reclassifications from AOCI
| Three Months Ended September 30, 2017 | Nine Months Ended September 30, 2017 | Affected Line Item in the Condensed Consolidated Statement of Operations
Net Unrealized Gain on Securities |  |  |
Available-for-sale securities | $ | 52 |  | $ | 183 |  | Net realized capital gains (losses)
| 52 |  | 183 |  | Income before income taxes
| 18 |  | 64 |  | Income tax expense
| $ | 34 |  | $ | 119 |  | Net income
Net Gains on Cash Flow Hedging Instruments |  |  |
Interest rate swaps | $ | — |  | $ | 4 |  | Net realized capital gains (losses)
Interest rate swaps | 15 |  | 47 |  | Net investment income
Foreign currency swaps | 4 |  | 10 |  | Net realized capital gains (losses)
| 19 |  | 61 |  | Income before income taxes
| 7 |  | 21 |  | Income tax expense
| $ | 12 |  | $ | 40 |  | Net income
Pension and Other Postretirement Plan Adjustments |  |  |
Amortization of prior service credit | $ | 2 |  | $ | — |  | Insurance operating costs and other expenses
Amortization of actuarial loss | (12 | ) | (45 | ) | Insurance operating costs and other expenses
Settlement loss | — |  | (747 | ) | Insurance operating costs and other expenses
| (10 | ) | (792 | ) | Income before income taxes
| (4 | ) | (277 | ) | Income tax expense
| $ | (6 | ) | $ | (515 | ) | Net income
Total amounts reclassified from AOCI | $ | 40 |  | $ | (356 | ) | Net income
Changes in AOCI, Net of Tax for the Three Months Ended September 30, 2016
| Changes in
| Net Unrealized Gain on Securities | OTTI Losses in OCI | Net Gain on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax
Beginning balance | $ | 2,437 |  | $ | (10 | ) | $ | 200 |  | $ | (68 | ) | $ | (1,659 | ) | $ | 900 |
OCI before reclassifications | 72 |  | 4 |  | (17 | ) | 78 |  | — |  | 137 |
Amounts reclassified from AOCI | (50 | ) | 1 |  | (11 | ) | — |  | 10 |  | (50 | )
OCI, net of tax | 22 |  | 5 |  | (28 | ) | 78 |  | 10 |  | 87 |
Ending balance | $ | 2,459 |  | $ | (5 | ) | $ | 172 |  | $ | 10 |  | $ | (1,649 | ) | $ | 987 |
Changes in AOCI, Net of Tax for the Nine Months Ended September 30, 2016
| Changes in
| Net Unrealized Gain on Securities | OTTI Losses in OCI | Net Gain on Cash Flow Hedging Instruments | Foreign Currency Translation Adjustments | Pension and Other Postretirement Plan Adjustments | AOCI, net of tax
Beginning balance | $ | 1,279 |  | $ | (7 | ) | $ | 130 |  | $ | (55 | ) | $ | (1,676 | ) | $ | (329 | )
OCI before reclassifications | 1,263 |  | (1 | ) | 78 |  | 65 |  | — |  | 1,405 |
Amounts reclassified from AOCI | (83 | ) | 3 |  | (36 | ) | — |  | 27 |  | (89 | )
OCI, net of tax | 1,180 |  | 2 |  | 42 |  | 65 |  | 27 |  | 1,316 |
Ending balance | $ | 2,459 |  | $ | (5 | ) | $ | 172 |  | $ | 10 |  | $ | (1,649 | ) | $ | 987 |
Reclassifications of AOCI
| Three Months Ended September 30, 2016 | Nine Months Ended September 30, 2016 | Affected Line Item in the Condensed Consolidated Statement of Operations
Net Unrealized Gain on Securities |  |  |
Available-for-sale securities | $ | 77 |  | $ | 128 |  | Net realized capital gains (losses)
| 77 |  | 128 |  | Income before income taxes
| 27 |  | 45 |  | Income tax expense
| $ | 50 |  | $ | 83 |  | Net income
OTTI Losses in OCI |  |  |
Other than temporary impairments | $ | (1 | ) | $ | (5 | ) | Net realized capital gains (losses)
| (1 | ) | (5 | ) | Income before income taxes
| — |  | (2 | ) | Income tax expense
| $ | (1 | ) | $ | (3 | ) | Net Income
Net Gains on Cash Flow Hedging Instruments |  |  |
Interest rate swaps | $ | — |  | $ | 7 |  | Net realized capital gains (losses)
Interest rate swaps | 16 |  | 46 |  | Net investment income
Foreign currency swaps | 1 |  | 3 |  | Net realized capital gains (losses)
| 17 |  | 56 |  | Income before income taxes
| 6 |  | 20 |  | Income tax expense
| $ | 11 |  | $ | 36 |  | Net income
Pension and Other Postretirement Plan Adjustments |  |  |
Amortization of prior service credit | $ | 2 |  | $ | 5 |  | Insurance operating costs and other expenses
Amortization of actuarial loss | (17 | ) | (46 | ) | Insurance operating costs and other expenses
| (15 | ) | (41 | ) | Income before income taxes
| (5 | ) | (14 | ) | Income tax expense
| $ | (10 | ) | $ | (27 | ) | Net income
Total amounts reclassified from AOCI | $ | 50 |  | $ | 89 |  | Net income

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e689-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669619-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e640-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e716-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e709-108580 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e637-108580 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e681-108580 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Reclassification Adjustments -URI http://asc.fasb.org/extlink&oid=6522872 + Details
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