Loans by Type (Schedule of Recorded Investment and Unpaid Principal for Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Nonaccrual	$ 898	$ 6,572
Troubled debt restructurings still accruing
Recorded Investment [Member]
Total impaired loans	898	6,572
Upaid Principal Balance [Member]
Total impaired loans	898	6,572
Related Allowance for Loan Losses [Member]
Total impaired loans	250	1,404
Commercial and Industrial [Member]
Nonaccrual	240	1,439
Commercial and Industrial [Member] | Recorded Investment [Member]
Nonaccrual	240	1,439
Troubled debt restructurings still accruing
Commercial and Industrial [Member] | Upaid Principal Balance [Member]
Nonaccrual	240	1,439
Troubled debt restructurings still accruing
Commercial and Industrial [Member] | Related Allowance for Loan Losses [Member]
Nonaccrual	76	657
Troubled debt restructurings still accruing
Real Estate Commercial Mortgage [Member]
Nonaccrual	490	4,959
Real Estate Commercial Mortgage [Member] | Recorded Investment [Member]
Nonaccrual	490	4,959	[1]
Troubled debt restructurings still accruing
Past due 90 days or more and still accruing
Real Estate Commercial Mortgage [Member] | Upaid Principal Balance [Member]
Nonaccrual	490	4,959	[1]
Troubled debt restructurings still accruing
Past due 90 days or more and still accruing
Real Estate Commercial Mortgage [Member] | Related Allowance for Loan Losses [Member]
Nonaccrual	90	660
Troubled debt restructurings still accruing
Past due 90 days or more and still accruing
Real Estate Church Related Mortgage [Member]
Nonaccrual	168	174
Real Estate Church Related Mortgage [Member] | Recorded Investment [Member]
Nonaccrual	168	174
Real Estate Church Related Mortgage [Member] | Upaid Principal Balance [Member]
Nonaccrual	168	174
Real Estate Church Related Mortgage [Member] | Related Allowance for Loan Losses [Member]
Nonaccrual	$ 84	$ 87

[1] In February 2013, a payment of $4,115,000 was received for one nonaccrual loan with a balance of $4,198,000. $83,000 was charged off.