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Investments (Schedule Of Increase (Decrease) In Payables For Collateral On Investments) (Details) - USD ($) $ in Millions | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Increase (decrease) in payables for collateral on investments |  |
Collateral payable for derivative investments | $ 1,973 | $ 1,786
Securities pledged under securities lending agreements | 184 | 17
Investments pledged for FHLBI |  | (450)
Total increase (decrease) in payables for collateral on investments | $ 2,157 | $ 1,353

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- Definition The net change during the reporting period in the amount of cash that is received related to collateral payable held for derivative instruments. + References No definition available. + Details
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- Definition The net change during the reporting period in the amount of cash that is received related to securities pledged under securities lending agreements. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition The net change during the reporting period in the amount of cash that is received related to securities pledged for Federal Home Loan Bank of Indianapolis. + References No definition available. + Details
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- Definition The increase (decrease) during the reporting period in the amount that is received as security when loaning securities. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- References No definition available. + Details
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