| **Accumulated Other Comprehensive Income**            | 9 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 September 30,  2013  2012  Before tax Income tax Net  Before tax Income tax NetAccumulated unrealized gains, net, on investments available for sale,    beginning of period $1,987 $686 $1,301  $1,664 $573 $1,091              Other comprehensive income before reclassification  82 29 53  262 93 169Reclassification adjustment for realized investment gains, net,  included in net income (20) (7) (13)  (9) (4) (5)Effect on other comprehensive income 62 22 40  253 89 164Accumulated unrealized gains, net, on investments available for sale,   end of period $2,049 $708 $1,341  $1,917 $662 $1,255              Accumulated unrealized losses, net, for pension obligations,   beginning of period $(96) $(33) $(63)  $(85) $(30) $(55)Other comprehensive income before reclassification — — —  — — —Reclassification adjustment for amortization of actuarial loss  and prior service cost, net, included in net income 2 1 1  2 1 1Effect on other comprehensive income 2 1 1  2 1 1Accumulated unrealized losses, net, for pension obligations,  end of period $(94) $(32) $(62)  $(83) $(29) $(54)              Accumulated unrealized losses, net, on life deferred acquisition costs,    life policy reserves and other, beginning of period $(26) $(9) $(17)  $(39) $(13) $(26)Other comprehensive income before reclassification 9 2 7  (5) (2) (3)Reclassification adjustment for life deferred acquisition costs,    life policy reserves and other, net, included in net income (2) — (2)  (1) — (1)Effect on other comprehensive income 7 2 5  (6) (2) (4)Accumulated unrealized losses, net, on life deferred acquisition costs,   life policy reserves and other, end of period $(19) $(7) $(12)  $(45) $(15) $(30)              Accumulated other comprehensive income, beginning of period $1,865 $644 $1,221  $1,540 $530 $1,010Change in unrealized gains, net, on investments available for sale  62 22 40  253 89 164Change in pension obligations 2 1 1  2 1 1Change in life deferred acquisition costs, life policy reserves  and other 7 2 5  (6) (2) (4)Effect on other comprehensive income 71 25 46  249 88 161Accumulated other comprehensive income, end of period $1,936 $669 $1,267  $1,789 $618 $1,171(In millions) Nine months ended September 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  246 85 161  456 160 296Reclassification adjustment for realized investment gains, net,  included in net income (72) (24) (48)  (28) (10) (18)Effect on other comprehensive income 174 61 113  428 150 278Accumulated unrealized gains, net, on investments available for sale,   end of period $2,049 $708 $1,341  $1,917 $662 $1,255              Accumulated unrealized losses, net, for pension obligations,   beginning of period $(101) $(35) $(66)  $(88) $(31) $(57)Effect on other comprehensive income 7 3 4  5 2 3Accumulated unrealized losses, net, for pension obligations,  end of period $(94) $(32) $(62)  $(83) $(29) $(54)              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 36 12 24  (15) (5) (10)Reclassification adjustment for life deferred acquisition costs,    life policy reserves and other, net, included in net income (5) (2) (3)  (1) — (1)Effect on other comprehensive income 31 10 21  (16) (5) (11)Accumulated unrealized losses, net, on life deferred acquisition costs,   life policy reserves and other, end of period $(19) $(7) $(12)  $(45) $(15) $(30)              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  174 61 113  428 150 278Change in pension obligations 7 3 4  5 2 3Change in life deferred acquisition costs, life policy reserves  and other 31 10 21  (16) (5) (11)Effect on other comprehensive income 212 74 138  417 147 270Accumulated other comprehensive income, end of period $1,936 $669 $1,267  $1,789 $618 $1,171The 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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