Loans Receivable - Nonaccrual Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	$ 1,107,798	$ 949,038
Commercial Portfolio Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	724,954	582,888
Commercial Portfolio Segment | 1-5 Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	718,360	574,191
Commercial Portfolio Segment | 6 Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	1,295	2,840
Commercial Portfolio Segment | 7 Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	5,299	5,857
Commercial Portfolio Segment | 8 Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	111,130	102,000
Commercial Portfolio Segment | Commercial and industrial | 1-5 Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	104,842	95,589
Commercial Portfolio Segment | Commercial and industrial | 6 Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	1,001	2,006
Commercial Portfolio Segment | Commercial and industrial | 7 Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	5,287	4,405
Commercial Portfolio Segment | Commercial and industrial | 8 Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Owner-occupied commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	46,543	44,462
Commercial Portfolio Segment | Owner-occupied commercial real estate | 1-5 Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	46,531	43,913
Commercial Portfolio Segment | Owner-occupied commercial real estate | 6 Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	535
Commercial Portfolio Segment | Owner-occupied commercial real estate | 7 Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	12	14
Commercial Portfolio Segment | Owner-occupied commercial real estate | 8 Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Investor commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	12,976	16,184
Commercial Portfolio Segment | Investor commercial real estate | 1-5 Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	12,976	14,746
Commercial Portfolio Segment | Investor commercial real estate | 6 Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Investor commercial real estate | 7 Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	1,438
Commercial Portfolio Segment | Investor commercial real estate | 8 Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	53,368	45,898
Commercial Portfolio Segment | Construction | 1-5 Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	53,074	45,599
Commercial Portfolio Segment | Construction | 6 Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	294	299
Commercial Portfolio Segment | Construction | 7 Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Construction | 8 Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Single tenant lease financing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	500,937	374,344
Commercial Portfolio Segment | Single tenant lease financing | 1-5 Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	500,937	374,344
Commercial Portfolio Segment | Single tenant lease financing | 6 Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Single tenant lease financing | 7 Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	0	0
Commercial Portfolio Segment | Single tenant lease financing | 8 Doubtful
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans Receivable	$ 0	$ 0