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Investments (Tables) | 9 Months Ended
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Sep. 30, 2017
Text Block [Abstract] |
Net Investment Income and Investment Gains (Losses) | Net investment income is as follows:
|  | Three Months Ended |  |  |  | Nine Months Ended
|  | September 30, |  |  |  | September 30,
|  | 2017 |  | 2016 |  |  |  | 2017 |  | 2016
(In millions) |  |  |  |  |  |  |  |  |  |
Fixed maturity securities |  |  | $ | 455 |  |  |  | $ | 457 |  |  |  |  |  |  |  |  | $ | 1,367 |  |  |  | $ | 1,352 |
Limited partnership investments |  |  |  | 67 |  |  |  |  | 91 |  |  |  |  |  |  |  |  |  | 206 |  |  |  |  | 98 |
Short term investments |  |  |  | 5 |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  | 13 |  |  |  |  | 8 |
Equity securities |  |  |  | 1 |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  | 8 |
Income from trading portfolio (a) |  |  |  | 34 |  |  |  |  | 11 |  |  |  |  |  |  |  |  |  | 67 |  |  |  |  | 113 |
Other |  |  |  | 10 |  |  |  |  | 12 |  |  |  |  |  |  |  |  |  | 26 |  |  |  |  | 34 |
Total investment income |  |  |  | 572 |  |  |  |  | 575 |  |  |  |  |  |  |  |  |  | 1,683 |  |  |  |  | 1,613 |
Investment expenses |  |  |  | (15 | ) |  |  |  | (14 | ) |  |  |  |  |  |  |  |  | (44 | ) |  |  |  | (43 | )
Net investment income |  |  | $ | 557 |  |  |  | $ | 561 |  |  |  |  |  |  |  |  | $ | 1,639 |  |  |  | $ | 1,570 |
(a) | Net unrealized gains (losses) related to changes in fair value on trading securities still held were $22 and $8 for the three months ended September 30, 2017 and 2016 and $35 and $63 for the nine months ended September 30, 2017 and 2016.
Investment gains (losses) are as follows:
|  | Three Months Ended |  |  |  | Nine Months Ended
|  | September 30, |  |  |  | September 30,
|  | 2017 |  | 2016 |  |  |  | 2017 |  | 2016
(In millions) |  |  |  |  |  |  |  |  |  |
Fixed maturity securities |  |  | $ | 16 |  |  |  | $ | 47 |  |  |  |  |  |  |  |  | $ | 92 |  |  |  | $ | 34 |
Equity securities |  |  |  |  |  |  |  |  | (3 | ) |  |  |  |  |  |  |  |  |  |  |  |  |  | (5 | )
Derivative instruments |  |  |  | (1 | ) |  |  |  | 1 |  |  |  |  |  |  |  |  |  | (3 | ) |  |  |  | (12 | )
Short term investments and other |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  | 1 |
Investment gains (a) |  |  | $ | 16 |  |  |  | $ | 45 |  |  |  |  |  |  |  |  | $ | 93 |  |  |  | $ | 18 |
(a) | Gross realized gains on available-for-sale securities were $34 and $68 for the three months ended September 30, 2017 and 2016 and $140 and $157 for the nine months ended September 30, 2017 and 2016. Gross realized losses on available-for-sale securities were $18 and $24 for the three months ended September 30, 2017 and 2016 and $48 and $128 for the nine months ended September 30, 2017 and 2016.
Components of Other-than-Temporary Impairment Losses Recognized in Earnings by Asset Type | The components of other-than-temporary impairment (“OTTI”) losses recognized in earnings by asset type are as follows:
|  | Three Months Ended |  |  |  | Nine Months Ended
|  | September 30, |  |  |  | September 30,
|  | 2017 |  | 2016 |  |  |  | 2017 |  | 2016
(In millions) |  |  |  |  |  |  |  |  |  |
Fixed maturity securities available-for-sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate and other bonds |  |  | $ | 4 |  |  |  | $ | 14 |  |  |  |  |  |  |  |  | $ | 8 |  |  |  | $ | 43 |
Asset-backed: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  | 1 |
Other asset-backed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |
Total asset-backed |  |  |  | 1 |  |  |  |  | - |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  | 4 |
Total fixed maturities available-for-sale |  |  |  | 5 |  |  |  |  | 14 |  |  |  |  |  |  |  |  |  | 9 |  |  |  |  | 47 |
Equity securities available-for-sale - common stock |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9 |
Net OTTI losses recognized in earnings |  |  | $ | 5 |  |  |  | $ | 18 |  |  |  |  |  |  |  |  | $ | 9 |  |  |  | $ | 56 |
Amortized Cost and Fair Values of Securities | The amortized cost and fair values of securities are as follows:
|  | Cost or |  | Gross |  | Gross |  |  |  | Unrealized
|  | Amortized |  | Unrealized |  | Unrealized |  | Estimated |  | OTTI Losses
September 30, 2017 |  | Cost |  | Gains |  | Losses |  | Fair Value |  | (Gains)
(In millions) |  |  |  |  |  |  |  |  |  |
Fixed maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate and other bonds |  | $ | 17,965 |  |  | $ | 1,645 |  |  | $ | 26 |  |  | $ | 19,584 |  |  |  |  |
States, municipalities and political subdivisions |  |  | 12,462 |  |  |  | 1,501 |  |  |  | 7 |  |  |  | 13,956 |  |  | $ | (14 | )
Asset-backed: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed |  |  | 4,906 |  |  |  | 127 |  |  |  | 28 |  |  |  | 5,005 |  |  |  | (28 | )
Commercial mortgage-backed |  |  | 1,858 |  |  |  | 55 |  |  |  | 13 |  |  |  | 1,900 |  |  |  |  |
Other asset-backed |  |  | 1,047 |  |  |  | 18 |  |  |  | 4 |  |  |  | 1,061 |  |  |  |  |
Total asset-backed |  |  | 7,811 |  |  |  | 200 |  |  |  | 45 |  |  |  | 7,966 |  |  |  | (28 | )
U.S. Treasury and obligations of government-sponsored enterprises |  |  | 115 |  |  |  | 3 |  |  |  | 3 |  |  |  | 115 |  |  |  |  |
Foreign government |  |  | 439 |  |  |  | 10 |  |  |  | 4 |  |  |  | 445 |  |  |  |  |
Redeemable preferred stock |  |  | 18 |  |  |  | 2 |  |  |  |  |  |  |  | 20 |  |  |  |  |
Fixed maturities available-for-sale |  |  | 38,810 |  |  |  | 3,361 |  |  |  | 85 |  |  |  | 42,086 |  |  |  | (42 | )
Fixed maturities trading |  |  | 420 |  |  |  | 2 |  |  |  | 1 |  |  |  | 421 |  |  |  |  |
Total fixed maturities |  |  | 39,230 |  |  |  | 3,363 |  |  |  | 86 |  |  |  | 42,507 |  |  |  | (42 | )
Equity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock |  |  | 16 |  |  |  | 7 |  |  |  | 1 |  |  |  | 22 |  |  |  |  |
Preferred stock |  |  | 102 |  |  |  | 5 |  |  |  |  |  |  |  | 107 |  |  |  |  |
Equity securities available-for-sale |  |  | 118 |  |  |  | 12 |  |  |  | 1 |  |  |  | 129 |  |  |  | - |
Equity securities trading |  |  | 474 |  |  |  | 86 |  |  |  | 79 |  |  |  | 481 |  |  |  |  |
Total equity securities |  |  | 592 |  |  |  | 98 |  |  |  | 80 |  |  |  | 610 |  |  |  | - |
Total |  | $ | 39,822 |  |  | $ | 3,461 |  |  | $ | 166 |  |  | $ | 43,117 |  |  | $ | (42 | )
December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate and other bonds |  | $ | 17,711 |  |  | $ | 1,323 |  |  | $ | 76 |  |  | $ | 18,958 |  |  | $ | (1 | )
States, municipalities and political subdivisions |  |  | 12,060 |  |  |  | 1,213 |  |  |  | 33 |  |  |  | 13,240 |  |  |  | (16 | )
Asset-backed: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed |  |  | 5,004 |  |  |  | 120 |  |  |  | 51 |  |  |  | 5,073 |  |  |  | (28 | )
Commercial mortgage-backed |  |  | 2,016 |  |  |  | 48 |  |  |  | 24 |  |  |  | 2,040 |  |  |  |  |
Other asset-backed |  |  | 1,022 |  |  |  | 8 |  |  |  | 5 |  |  |  | 1,025 |  |  |  |  |
Total asset-backed |  |  | 8,042 |  |  |  | 176 |  |  |  | 80 |  |  |  | 8,138 |  |  |  | (28 | )
U.S. Treasury and obligations of government-sponsored enterprises |  |  | 83 |  |  |  | 10 |  |  |  |  |  |  |  | 93 |  |  |  |  |
Foreign government |  |  | 435 |  |  |  | 13 |  |  |  | 3 |  |  |  | 445 |  |  |  |  |
Redeemable preferred stock |  |  | 18 |  |  |  | 1 |  |  |  |  |  |  |  | 19 |  |  |  |  |
Fixed maturities available-for-sale |  |  | 38,349 |  |  |  | 2,736 |  |  |  | 192 |  |  |  | 40,893 |  |  |  | (45 | )
Fixed maturities trading |  |  | 598 |  |  |  | 3 |  |  |  |  |  |  |  | 601 |  |  |  |  |
Total fixed maturities |  |  | 38,947 |  |  |  | 2,739 |  |  |  | 192 |  |  |  | 41,494 |  |  |  | (45 | )
Equity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock |  |  | 13 |  |  |  | 6 |  |  |  |  |  |  |  | 19 |  |  |  |  |
Preferred stock |  |  | 93 |  |  |  | 2 |  |  |  | 4 |  |  |  | 91 |  |  |  |  |
Equity securities available-for-sale |  |  | 106 |  |  |  | 8 |  |  |  | 4 |  |  |  | 110 |  |  |  | - |
Equity securities trading |  |  | 465 |  |  |  | 60 |  |  |  | 86 |  |  |  | 439 |  |  |  |  |
Total equity securities |  |  | 571 |  |  |  | 68 |  |  |  | 90 |  |  |  | 549 |  |  |  | - |
Total |  | $ | 39,518 |  |  | $ | 2,807 |  |  | $ | 282 |  |  | $ | 42,043 |  |  | $ | (45 | )
Securities Available-for-Sale in Gross Unrealized Loss Position | The available-for-sale securities in a gross unrealized loss position are as follows:
|  | Less than |  | 12 Months |  |
|  | 12 Months |  | or Longer |  | Total
September 30, 2017 |  | Estimated Fair Value |  | Gross Unrealized Losses |  | Estimated Fair Value |  | Gross Unrealized Losses |  | Estimated Fair Value |  | Gross Unrealized Losses
(In millions) |  |  |  |  |  |  |  |  |  |  |  |
Fixed maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate and other bonds |  | $ | 1,216 |  |  | $ | 21 |  |  | $ | 91 |  |  | $ | 5 |  |  | $ | 1,307 |  |  | $ | 26 |
States, municipalities and political subdivisions |  |  | 583 |  |  |  | 6 |  |  |  | 56 |  |  |  | 1 |  |  |  | 639 |  |  |  | 7 |
Asset-backed: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed |  |  | 1,522 |  |  |  | 25 |  |  |  | 106 |  |  |  | 3 |  |  |  | 1,628 |  |  |  | 28 |
Commercial mortgage-backed |  |  | 378 |  |  |  | 6 |  |  |  | 138 |  |  |  | 7 |  |  |  | 516 |  |  |  | 13 |
Other asset-backed |  |  | 129 |  |  |  | 4 |  |  |  | 10 |  |  |  |  |  |  |  | 139 |  |  |  | 4 |
Total asset-backed |  |  | 2,029 |  |  |  | 35 |  |  |  | 254 |  |  |  | 10 |  |  |  | 2,283 |  |  |  | 45 |
U.S. Treasury and obligations of government-sponsored enterprises |  |  | 67 |  |  |  | 3 |  |  |  | 6 |  |  |  |  |  |  |  | 73 |  |  |  | 3 |
Foreign government |  |  | 191 |  |  |  | 4 |  |  |  | 5 |  |  |  |  |  |  |  | 196 |  |  |  | 4 |
Total fixed maturity securities |  |  | 4,086 |  |  |  | 69 |  |  |  | 412 |  |  |  | 16 |  |  |  | 4,498 |  |  |  | 85 |
Equity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock |  |  | 2 |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  | 1 |
Preferred stock |  |  | 16 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 |  |  |  | - |
Total equity securities |  |  | 18 |  |  |  | 1 |  |  |  | - |  |  |  | - |  |  |  | 18 |  |  |  | 1 |
Total |  | $ | 4,104 |  |  | $ | 70 |  |  | $ | 412 |  |  | $ | 16 |  |  | $ | 4,516 |  |  | $ | 86 |
December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate and other bonds |  | $ | 2,615 |  |  | $ | 61 |  |  | $ | 254 |  |  | $ | 15 |  |  | $ | 2,869 |  |  | $ | 76 |
States, municipalities and political subdivisions |  |  | 959 |  |  |  | 32 |  |  |  | 23 |  |  |  | 1 |  |  |  | 982 |  |  |  | 33 |
Asset-backed: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential mortgage-backed |  |  | 2,136 |  |  |  | 44 |  |  |  | 201 |  |  |  | 7 |  |  |  | 2,337 |  |  |  | 51 |
Commercial mortgage-backed |  |  | 756 |  |  |  | 22 |  |  |  | 69 |  |  |  | 2 |  |  |  | 825 |  |  |  | 24 |
Other asset-backed |  |  | 398 |  |  |  | 5 |  |  |  | 24 |  |  |  |  |  |  |  | 422 |  |  |  | 5 |
Total asset-backed |  |  | 3,290 |  |  |  | 71 |  |  |  | 294 |  |  |  | 9 |  |  |  | 3,584 |  |  |  | 80 |
U.S. Treasury and obligations of government-sponsored enterprises |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  | - |
Foreign government |  |  | 108 |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  | 108 |  |  |  | 3 |
Total fixed maturity securities |  |  | 6,977 |  |  |  | 167 |  |  |  | 571 |  |  |  | 25 |  |  |  | 7,548 |  |  |  | 192 |
Equity securities |  |  | 12 |  |  |  |  |  |  |  | 13 |  |  |  | 4 |  |  |  | 25 |  |  |  | 4 |
Total |  | $ | 6,989 |  |  | $ | 167 |  |  | $ | 584 |  |  | $ | 29 |  |  | $ | 7,573 |  |  | $ | 196 |
Pretax Credit Loss Component Reflected in Retained Earnings on Fixed Maturity Securities | The following table presents the activity related to the pretax credit loss component reflected in Retained earnings on fixed maturity securities still held as of September 30, 2017 and 2016 for which a portion of an OTTI loss was recognized in Other comprehensive income.
|  | Three Months Ended |  |  |  | Nine Months Ended
|  | September 30, |  |  |  | September 30,
|  | 2017 |  | 2016 |  |  |  | 2017 |  | 2016
(In millions) |  |  |  |  |  |  |  |  |  |
Beginning balance of credit losses on fixed maturity securities |  | $ | 30 |  |  | $ | 41 |  |  |  |  |  |  | $ | 36 |  |  | $ | 53 |
Reductions for securities sold during the period |  |  | (2 | ) |  |  | (2 | ) |  |  |  |  |  |  | (8 | ) |  |  | (14 | )
Reductions for securities the Company intends to sell or more likely than not will be required to sell |  |  |  |  |  |  | (1 | ) |  |  |  |  |  |  |  |  |  |  | (1 | )
Ending balance of credit losses on fixed maturity securities |  | $ | 28 |  |  | $ | 38 |  |  |  |  |  |  | $ | 28 |  |  | $ | 38 |
Available-for-Sale Fixed Maturity Securities by Contractual Maturity | The following table presents available-for-sale fixed maturity securities by contractual maturity.
|  | September 30, 2017 |  |  |  | December 31, 2016
|  | Cost or Amortized Cost |  | Estimated Fair Value |  |  |  | Cost or Amortized Cost |  | Estimated Fair Value
(In millions) |  |  |  |  |  |  |  |  |  |
Due in one year or less |  | $ | 1,374 |  |  | $ | 1,404 |  |  |  |  |  |  | $ | 1,779 |  |  | $ | 1,828 |
Due after one year through five years |  |  | 7,931 |  |  |  | 8,293 |  |  |  |  |  |  |  | 7,566 |  |  |  | 7,955 |
Due after five years through ten years |  |  | 15,853 |  |  |  | 16,574 |  |  |  |  |  |  |  | 15,892 |  |  |  | 16,332 |
Due after ten years |  |  | 13,652 |  |  |  | 15,815 |  |  |  |  |  |  |  | 13,112 |  |  |  | 14,778 |
Total |  | $ | 38,810 |  |  | $ | 42,086 |  |  |  |  |  |  | $ | 38,349 |  |  | $ | 40,893 |
Summary of Aggregate Contractual or Notional Amounts and Gross Estimated Fair Values Related to Derivative Financial Instruments | A summary of the aggregate contractual or notional amounts and gross estimated fair values related to derivative financial instruments follows. The contractual or notional amounts for derivatives are used to calculate the exchange of contractual payments under the agreements and may not be representative of the potential for gain or loss on these instruments. Gross estimated fair values of derivative positions are currently presented in Equity securities, Receivables and Payable to brokers on the Consolidated Condensed Balance Sheets.
|  | September 30, 2017 |  | December 31, 2016
|  | Contractual/ |  |  |  |  |  | Contractual/ |  |  |  |
|  | Notional |  | Estimated Fair Value |  | Notional |  | Estimated Fair Value
|  | Amount |  | Asset |  | (Liability) |  | Amount |  | Asset |  | (Liability)
(In millions) |  |  |  |  |  |  |  |  |  |  |  |
With hedge designation: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  | $ | 500 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Without hedge designation: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity markets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options – purchased |  |  | 267 |  |  | $ | 15 |  |  |  |  |  |  |  | $ 223 |  |  | $ | 14 |  |  |  |  |
– written |  |  | 296 |  |  |  |  |  |  | $ | (8 | ) |  |  | 267 |  |  |  |  |  |  | $ | (8 | )
Futures – short |  |  | 249 |  |  |  |  |  |  |  | (1 | ) |  |  | 225 |  |  |  | 1 |  |  |  |  |
Commodity futures – long |  |  | 39 |  |  |  |  |  |  |  |  |  |  |  | 42 |  |  |  |  |  |  |  |  |
Embedded derivative on funds withheld liability |  |  | 170 |  |  |  |  |  |  |  | (1 | ) |  |  | 174 |  |  |  | 3 |  |  |  |  |

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- Definition Net investment income and investment gains (losses). + References No definition available. + Details
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- Definition Tabular disclosure of the amount of other than temporary impairment (OTTI) related to credit losses recognized in earnings including: (a) the beginning balance of the amount related to credit losses on debt securities held by the investor at the beginning of the period for which a portion of an OTTI was recognized in other comprehensive income; (b) additions for the amount related to the credit loss for which an OTTI was not previously recognized; (c) reductions for securities sold during the period (realized); (d) reductions for securities for which the amount previously recognized in other comprehensive income was recognized in earnings because the investor intends to sell the security or more likely than not will be required to sell the security before recovery of its amortized cost basis; (e) additional increases to the amount related to the credit loss for which an OTTI was previously recognized when the investor does not intend to sell the security and it is not more likely than not that the investor will be required to sell the security before recovery of its amortized cost basis; (f) reductions for increases in cash flows expected to be collected that are recognized over the remaining life of the security; and (g) the ending balance of the amount related to credit losses on debt securities held by the entity at the end of the period for which a portion of an OTTI was recognized in other comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27340-111563 + Details
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