Loans and Allowance For Credit Losses Loans (Collateral Dependent Loans) (Details) $ in Thousands	Mar. 31, 2020 USD ($)
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	$ 31,255
Allowance related to: Loans individually evaluated for impairment, collateral dependent	1,094
Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	18,215
Allowance related to: Loans individually evaluated for impairment, collateral dependent	851
Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	13,203
Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	5,012
Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	5,012
Allowance related to: Loans individually evaluated for impairment, collateral dependent	40
Commercial [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	5,012
Allowance related to: Loans individually evaluated for impairment, collateral dependent	40
Commercial [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	5,012
Commercial real estate owner occupied professional & medical [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	3,846
Allowance related to: Loans individually evaluated for impairment, collateral dependent	404
Commercial real estate owner occupied professional & medical [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	1,597
Allowance related to: Loans individually evaluated for impairment, collateral dependent	162
Commercial real estate owner occupied professional & medical [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	1,597
Commercial real estate owner occupied professional & medical [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied retail [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	6,554
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied retail [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	2,265
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied retail [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	2,265
Commercial real estate owner occupied retail [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied other [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied other [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate owner occupied other [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied hotels & motels [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied hotels & motels [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied hotels & motels [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied hotels & motels [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied mini-storage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied mini-storage [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied mini-storage [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied mini-storage [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Multifamily [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Multifamily [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Multifamily [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Multifamily [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied retail [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	2,522
Allowance related to: Loans individually evaluated for impairment, collateral dependent	57
Commercial real estate non-owner occupied retail [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	651
Allowance related to: Loans individually evaluated for impairment, collateral dependent	56
Commercial real estate non-owner occupied retail [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	651
Commercial real estate non-owner occupied retail [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	5,337
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied other [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	2,957
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Commercial real estate non-owner occupied other [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	2,957
Commercial real estate non-owner occupied other [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Land and Land Improvements [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	1,641
Allowance related to: Loans individually evaluated for impairment, collateral dependent	577
Land and Land Improvements [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	1,006
Allowance related to: Loans individually evaluated for impairment, collateral dependent	577
Land and Land Improvements [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	1,006
Land and Land Improvements [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Construction [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Construction [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Construction [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate personal residence [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	617
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate personal residence [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	617
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate personal residence [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	617
Residential 1-4 family real estate personal residence [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate rental - small loan [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	782
Allowance related to: Loans individually evaluated for impairment, collateral dependent	16
Residential 1-4 family real estate rental - small loan [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	782
Allowance related to: Loans individually evaluated for impairment, collateral dependent	16
Residential 1-4 family real estate rental - small loan [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	782
Residential 1-4 family real estate rental - small loan [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate rental - large loan [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	4,421
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate rental - large loan [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	3,328
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Residential 1-4 family real estate rental - large loan [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	3,328
Residential 1-4 family real estate rental - large loan [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	523
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Home Equity [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Home Equity [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Home Equity [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Consumer [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Consumer [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Consumer [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Credit Card Receivable [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Credit Card Receivable [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Credit Card Receivable [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Credit Card Receivable [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Bank Overdrafts [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Bank Overdrafts [Member] | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Allowance related to: Loans individually evaluated for impairment, collateral dependent	0
Bank Overdrafts [Member] | Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	0
Bank Overdrafts [Member] | Non-Real Estate Secured Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans individually evaluated for impairment, collateral dependent	$ 0