Loans (Aging of the Amortized Cost of Collateral-Dependent Loans Held For Investment) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Commercial Portfolio Segment [Member] \| Commercial Secured By Real Estate [Member] \| Real Estate [Member]
Accounts Notes And Loans Receivable [Line Items]
Amortized cost of collateral-dependent loans held for investment	$ 10,439	$ 29,279

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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