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Acquisition and Sale of Businesses - Narrative on Sale of Businesses (Details) $ in Millions |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Dec. 24, 2015 USD ($) | Mar. 31, 2015 | Sep. 30, 2016 USD ($) policy | Jun. 30, 2016 USD ($) | Sep. 30, 2015 USD ($) | Mar. 31, 2015 USD ($) | Sep. 30, 2016 USD ($) policy | Sep. 30, 2015 USD ($) | Nov. 30, 2015
Sale of Business |  |  |  |  |  |  |  |  |
Realized gains (losses) on subsidiaries |  |  | $ 0 |  | $ 5 |  | $ 2 | $ (157) |
Run-off long-term care insurance business |  |  |  |  |  |  |  |  |
Sale of Business |  |  |  |  |  |  |  |  |
Cash proceeds from the sale of business | $ 7 |  |  |  |  |  |  |  |
Investment securities proceeds received from the sale of business | 11 |  |  |  |  |  |  |  |
Potential additional sale proceeds based on the release of certain statutory liabilities of the legal entities sold |  |  |  |  |  |  | 13 |  |
Contingent capital support agreement amount | $ 35 |  |  |  |  |  |  |  |
Contingent capital support agreement term | 5 years |  |  |  |  |  |  |  |
Long-term care insurance reserves of business sold as a percentage of total long-term care insurance reserves |  |  |  |  |  |  |  |  | 96.00%
Cash and investment securities proceeds from the sale of business | $ 18 |  |  |  |  |  |  |  |
Total tax benefits proceeds from the sale of business |  |  |  |  |  |  | $ 97 |  |
Realized gains (losses) on subsidiaries | (166) |  |  | $ 2 |  | $ (162) |  |  |
Loss on subsidiaries, net of tax | $ (108) |  |  |  |  | $ (105) |  |  |
Carrying value of the assets and liabilities of business sold as a percentage of total assets and liabilities | 4.00% | 4.00% |  |  |  |  |  |  |
AFG | Run-off long-term care insurance business |  |  |  |  |  |  |  |  |
Sale of Business |  |  |  |  |  |  |  |  |
Number of long-term care insurance policies | policy |  |  | 1,600 |  |  |  | 1,600 |  |
Long-term care insurance reserves |  |  | $ 38 |  |  |  | $ 38 |  |

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- Definition Amount relating to the capital maintenance agreement entered in connection with obtaining regulatory approval for the sale of substantially all of the disposal group. This amount is available on an as-needed basis to maintain specified surplus levels and is subject to immediate reimbursement by the counterparty. + References No definition available. + Details
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