Loan Servicing (Activity For MSRs And Related Valuation Allowance) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Servicing Asset at Amortized Value, Balance [Roll Forward]
Carrying amount, net, beginning of period	$ 12,210,000	$ 10,070,000
Additions	1,678,000	731,000
Amortization	(1,105,000)	(507,000)
Changes in valuation inputs & assumptions	852,000	(1,526,000)
Carrying amount, net, end of period	13,635,000	8,768,000
Valuation Allowance for Impairment of Recognized Servicing Assets [Roll Forward]
Valuation allowance, beginning of period	3,189,000	825,000
Changes in valuation allowance	(852,000)	1,526,000
Valuation allowance, end of period	$ 2,337,000	$ 2,351,000