Commitments And Contingencies (Tables)	9 Months Ended
Sep. 30, 2020
Commitments And Contingencies [Abstract]
Summary Of Estimated Cost To Replace Annuities For Contingent Liability	At September 30, At December 31, (Dollars in thousands) 2020 2019 The Prudential $ 141,488 $ 141,703 Unaffiliated life insurance company 34,441 35,082

Tabular disclosure of the loss contingencies that were reported in the period or disclosed as of the balance sheet date.

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