Loans by Type (Schedule of Recorded Investment and Unpaid Principal for Impaired Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Participating Mortgage Loans [Line Items]
Nonaccrual	$ 340	$ 3,135
Recorded Investment [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	340	3,135
Upaid Principal Balance [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	340	3,135
Related Allowance for Loan Losses [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	80	1,142
Commercial and Industrial [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual
Commercial and Industrial [Member] | Recorded Investment [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual
Commercial and Industrial [Member] | Upaid Principal Balance [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual
Commercial and Industrial [Member] | Related Allowance for Loan Losses [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual
Real Estate Commercial Mortgage [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	260	3,032
Real Estate Commercial Mortgage [Member] | Recorded Investment [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	260	3,032
Real Estate Commercial Mortgage [Member] | Upaid Principal Balance [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	260	3,032
Real Estate Commercial Mortgage [Member] | Related Allowance for Loan Losses [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual		1,039
Real Estate Church Related Mortgage [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	80	103
Real Estate Church Related Mortgage [Member] | Recorded Investment [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	80	103
Real Estate Church Related Mortgage [Member] | Upaid Principal Balance [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	80	103
Real Estate Church Related Mortgage [Member] | Related Allowance for Loan Losses [Member]
Participating Mortgage Loans [Line Items]
Nonaccrual	$ 80	$ 103