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Loans And Leases (Individually Evaluated For Impairment By Class Of Loans) (Details) - USD ($) $ in Thousands		3 Months Ended		12 Months Ended
		Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		$ 376	$ 379
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance		4,714	3,036
Impaired Financing Receivable, Unpaid Principal Balance, Total		5,090	3,415
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		122	125
Impaired Financing Receivable, with Related Allowance, Recorded Investment		4,714	3,036
Impaired Financing Receivable, Recorded Investment, Total		4,836	3,161
Impaired Financing Receivable, ALL Allocated		33	22
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment		123	135
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment		3,589	3,376
Impaired Financing Receivable, Average Recorded Investment, Total		3,712	3,511
Impaired Financing Receivable, with no Related Allowance, Interest Income Recognized		5	5
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized		39	44
Impaired Financing Receivable, Interest Income Recognized, Total		44	49
Impaired Financing Receivable Allocated Loans and Leases		33	22
Impaired financing receivable, rounding threshold		1		$ 1
Single-Family Residential[Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	[1]	109	110
Impaired Financing Receivable, with Related Allowance, Recorded Investment	[1]	109	110
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment	[1]	110	115
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized	[1]	1	1
Real Estate, Commercial, Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance		4,508	2,826
Impaired Financing Receivable, with Related Allowance, Recorded Investment		4,508	2,826
Impaired Financing Receivable, ALL Allocated		33	22
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment		3,381	2,847
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized		38	39
Real Estate, Commercial, Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		376	379
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		122	125
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment		123	135
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment			187
Impaired Financing Receivable, with no Related Allowance, Interest Income Recognized		5	5
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized			2
Commercial Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	[1]	97	100
Impaired Financing Receivable, with Related Allowance, Recorded Investment	[1]	97	100
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment	[1]	$ 98	227
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized	[1]		$ 2
[1] Allowance recorded is less than $1 resulting in rounding to zero.

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Impaired Financing Receivable Allocated Allowance Loans And Leases

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