Loans Receivable and Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Consumer Credit Exposure
Loans receivable, consumer credit exposure	$ 173,558	$ 166,501
Performing [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	170,460	164,355
Impaired [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	3,098	2,146
Residential Prime [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	129,286	123,980
Residential Prime [Member] | Performing [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	127,076	122,408
Residential Prime [Member] | Impaired [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	2,210	1,572
Residential - construction and development [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	17,254	18,277
Residential - construction and development [Member] | Performing [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	16,756	18,230
Residential - construction and development [Member] | Impaired [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	498	47
Residential HELOC [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	23,570	20,677
Residential HELOC [Member] | Performing [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	23,189	20,167
Residential HELOC [Member] | Impaired [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	381	510
Consumer [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	3,448	3,567
Consumer [Member] | Performing [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	3,439	3,550
Consumer [Member] | Impaired [Member]
Consumer Credit Exposure
Loans receivable, consumer credit exposure	$ 9	$ 17