Fair Value Disclosures (Schedule of Assets and Liabilities Measured at Fair Value) (Details) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2022 USD ($) $ / item	Dec. 31, 2021 USD ($) $ / item
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Mortgage loans held for sale	$ 194,123	$ 353,063
Derivative liabilities		$ 359
Mortgage servicing rights, cost to service per year per loan \| $ / item	0.086	0.085
Prepayment Rate [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Mortgage servicing rights rates	7.6	8.5
Discount Rate [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Mortgage servicing rights rates	10.0	9.9
Level 2 [Member] \| Recurring [Member] \| Mortgage Loan Held For Sale [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Mortgage loans held for sale	$ 194,123	$ 353,063
Level 2 [Member] \| Recurring [Member] \| Prepaid Expenses And Other Assets [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative assets	7,937	5,944
Level 2 [Member] \| Recurring [Member] \| Accrued Expenses And Other Liabilities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative liabilities		359
Level 3 [Member] \| Recurring [Member] \| Prepaid Expenses And Other Assets [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Mortgage loans held for investment	16,285	10,631
Mortgage servicing rights	$ 21,794	$ 13,701

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