| **Accumulated Other Comprehensive Income**            | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     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| **Accumulated Other Comprehensive Income [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             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| Comprehensive Income (Loss) Note                      | ACCUMULATED OTHER COMPREHENSIVE INCOME Accumulated other comprehensive income includes changes in unrealized gains and losses on available for sale investments and other invested assets, changes in pension obligations and changes in life deferred acquisition costs, life policy reserves and other as follows:    (In millions) Three months ended June 30,  2013  2012  Before tax Income tax Net  Before tax Income tax NetAccumulated unrealized gains, net, on investments available for sale,    beginning of period $2,231 $771 $1,460  $1,717 $592 $1,125              Other comprehensive income before reclassification  (230) (81) (149)  (47) (17) (30)Reclassification adjustment for realized investment gains, net, included in    net income (14) (4) (10)  (6) (2) (4)Effect on other comprehensive income (244) (85) (159)  (53) (19) (34)Accumulated unrealized gains, net, on investments available for sale,   end of period $1,987 $686 $1,301  $1,664 $573 $1,091              Accumulated unrealized losses, net, for pension obligations,   beginning of period $(99) $(34) $(65)  $(86) $(30) $(56)Other comprehensive income before reclassification — — —  — — —Reclassification adjustment for amortization of actuarial loss and prior     service cost, net, included in net income 3 1 2  1 — 1Effect on other comprehensive income 3 1 2  1 — 1Accumulated unrealized losses, net, for pension obligations, end of period $(96) $(33) $(63)  $(85) $(30) $(55)              Accumulated unrealized losses, net, on life deferred acquisition costs, life   policy reserves and other, beginning of period $(50) $(17) $(33)  $(34) $(12) $(22)Effect on other comprehensive income 24 8 16  (5) (1) (4)Accumulated unrealized  losses, net, on life deferred acquisition costs, life   policy reserves and other, end of period $(26) $(9) $(17)  $(39) $(13) $(26)              Accumulated other comprehensive income, beginning of period $2,082 $720 $1,362  $1,597 $550 $1,047Change in unrealized gains, net, on investments available for sale  (244) (85) (159)  (53) (19) (34)Change in pension obligations 3 1 2  1 — 1Change in life deferred acquisition costs, life policy reserves and other 24 8 16  (5) (1) (4)Effect on other comprehensive income (217) (76) (141)  (57) (20) (37)Accumulated other comprehensive income, end of period $1,865 $644 $1,221  $1,540 $530 $1,010(In millions) Six months ended June 30,  2013  2012  Before tax Income tax Net  Before tax Income tax NetAccumulated unrealized gains, net, on investments available for sale,   beginning of period $1,875 $647 $1,228  $1,489 $512 $977              Other comprehensive income before reclassification 164 56 108  194 67 127Reclassification adjustment for realized investment gains, net, included in net income (52) (17) (35)  (19) (6) (13)Effect on other comprehensive income 112 39 73  175 61 114Accumulated unrealized gains, net, on investments available for sale,   end of period $1,987 $686 $1,301  $1,664 $573 $1,091              Accumulated unrealized losses, net, for pension obligations,   beginning of period $(101) $(35) $(66)  $(88) $(31) $(57)Other comprehensive income before reclassification — — —  — — —Reclassification adjustment for amortization of actuarial loss and prior   service cost, net, included in net income 5 2 3  3 1 2Effect on other comprehensive income 5 2 3  3 1 2Accumulated unrealized losses, net, for pension obligations, end of period $(96) $(33) $(63)  $(85) $(30) $(55)              Accumulated unrealized losses, net, on life deferred acquisition costs, life   policy reserves and other, beginning of period $(50) $(17) $(33)  $(29) $(10) $(19)Other comprehensive income before reclassification 27 10 17  (10) (3) (7)Reclassification adjustment for life deferred acquisition costs, life policy   reserves and other, net, included in net income (3) (2) (1)  — — —Effect on other comprehensive income 24 8 16  (10) (3) (7)Accumulated unrealized  losses, net, on life deferred acquisition costs, life   policy reserves and other, end of period $(26) $(9) $(17)  $(39) $(13) $(26)              Accumulated other comprehensive income, beginning of period $1,724 $595 $1,129  $1,372 $471 $901Change in unrealized gains, net, on investments available for sale 112 39 73  175 61 114Change in pension obligations 5 2 3  3 1 2Change in life deferred acquisition costs, life policy reserves and other 24 8 16  (10) (3) (7)Effect on other comprehensive income 141 49 92  168 59 109Accumulated other comprehensive income, end of period $1,865 $644 $1,221  $1,540 $530 $1,010The reclassification adjustment for realized gains on investments available for sale are recorded in the total realized investment gains, net, line item of the condensed consolidated statements of income. The reclassification adjustment for amortization of actuarial loss and prior service cost, net, are recorded in the insurance losses and policyholder benefits, underwriting, acquisition and insurance expenses and the other operating expenses line items of the condensed consolidated statements of 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
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