Loans Receivable Loans Receivable - Internal Credit Assessment (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	$ 871,720	$ 727,227
Residential mortgage
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	209,507	220,612
Home equity
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	47,319	58,434
Other consumer
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	106,187	97,094
Consumer Portfolio
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	363,013	376,140
Consumer Portfolio | Performing
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	362,817	375,992
Consumer Portfolio | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	196	148
Consumer Portfolio | Residential mortgage
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	209,507	220,612
Consumer Portfolio | Residential mortgage | Performing
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	209,403	220,587
Consumer Portfolio | Residential mortgage | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	104	25
Consumer Portfolio | Home equity
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	47,319	58,434
Consumer Portfolio | Home equity | Performing
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	47,319	58,434
Consumer Portfolio | Home equity | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	0	0
Consumer Portfolio | Other consumer
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	106,187	97,094
Consumer Portfolio | Other consumer | Performing
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	106,095	96,971
Consumer Portfolio | Other consumer | Nonaccrual
Financing Receivable, Recorded Investment [Line Items]
Total Loans Receivable	$ 92	$ 123