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Other Repossessed Assets (Narrative) (Details) - USD ($)
4 Months Ended 9 Months Ended
Jan. 17, 2023
Sep. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Dec. 31, 2020
Financing Receivable, Allowance for Credit Losses [Line Items]          
Repossessed Cryptocurrency Mining Rigs In Exchange For Loan Forgiveness, Amount   $ 27,400,000      
Charged-off   11,300,000      
Other repossessed assets   10,451,000
Valuation allowance for other repossessed assets   $ 0   $ 0  
Subsequent Event [Member]          
Financing Receivable, Allowance for Credit Losses [Line Items]          
Charged-off $ 5,600,000