Loans and Allowance for Loan Losses - Breakdown of non-accruing loans by loan class (Details 6) (Loans Receivable, USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans	$ 2,762	$ 6,443
Commercial
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans		49
Owner Occupied 1-4
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans	663	969
Non-owner Occupied 1-4
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans	1,713	2,667
Multi-family
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans	70	76
Commercial Real Estate
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans	186	1,302
Construction
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans
Land
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans	130	1,378
Consumer and Home Equity
Breakdown Of Non Accruing Loans By Loan Class [Line Items]
Non accruing loans		$ 2