Fair Value Measurements (Schedule of Fair Value Disclosures Measured On Nonrecurring Basis) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]
Collateral Dependent Loans	$ 0	$ 11,233
Loans Nonrecurring Basis Gains (Losses)	0	(2,926)
Mortgage servicing rights	11,360	8,234
Mortgage Servicing Rights Nonrecurring Basis Gains (Losses)	304	1,055
Long-lived assets	497	0
Long Lived Assets Nonrecurring Basis Gains Losses	(965)	0
Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]
Collateral Dependent Loans	0	0
Mortgage servicing rights	0	0
Long-lived assets	0	0
Significant Other Observable Inputs (Level 2)
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]
Collateral Dependent Loans	0	0
Mortgage servicing rights	0	0
Long-lived assets	0	0
Significant Unobservable Inputs (Level 3)
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]
Collateral Dependent Loans	0	11,233
Mortgage servicing rights	11,360	8,234
Long-lived assets	$ 497	$ 0