Loans (Schedule of the Credit Exposure of the Loan Portfolio) (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment [Line Items]
Total Loans		$ 664,866	$ 659,055
Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	658,984	644,141
Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]	5,637	11,779
Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]	245	3,135
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		214,767	193,430
Commercial and Industrial [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	213,024	190,303
Commercial and Industrial [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]	1,743	3,127
Commercial and Industrial [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Real Estate Commercial Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		104,779	108,836
Real Estate Commercial Mortgage [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	103,778	104,642
Real Estate Commercial Mortgage [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]	756	1,162
Real Estate Commercial Mortgage [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]	245	3,032
Real Estate Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		6,325	1,182
Real Estate Commercial Construction [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	6,325	1,182
Real Estate Commercial Construction [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Real Estate Commercial Construction [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Real Estate Church Related Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		11,152	28,957
Real Estate Church Related Construction [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	11,152	28,957
Real Estate Church Related Construction [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Real Estate Church Related Construction [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Real Estate Church Related Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		321,168	306,728
Real Estate Church Related Mortgage [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	318,030	299,135
Real Estate Church Related Mortgage [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]	3,138	7,490
Real Estate Church Related Mortgage [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]		103
Industrial Revenue Bonds [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		6,639	19,831
Industrial Revenue Bonds [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	6,639	19,831
Industrial Revenue Bonds [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Industrial Revenue Bonds [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans		36	91
Other [Member] | Loans Subject To Normal Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[1]	36	91
Other [Member] | Performing Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]
Other [Member] | Nonperforming Loans Subject To Special Monitoring [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Loans	[2]

[1] Loans subject to normal monitoring involve borrowers of acceptable-to-strong credit quality and risk, who have the apparent ability to satisfy their loan obligation.

[2] Loans subject to special monitoring possess some credit deficiency or potential weakness which requires a high level of management attention.