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Commitments and Contingent Liabilities - Additional Information (Detail) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2010 | Sep. 30, 2011 | Mar. 31, 2011
Commitments and Contingencies Disclosure [Line Items] |  |  |
Interest on undrawn retained asset account funds | 18.00% |  |
States involved in unclaimed property examination |  |  | 32
Insurers requested to cross-check benefits |  | 160 |

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- Details
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- Definition Insurers requested to cross-check benefits + References No definition available. + Details
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- Definition Interest on undrawn retained asset account funds - Maine late payament statute + References No definition available. + Details
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- Definition States involved in unclaimed property examination + References No definition available. + Details
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