Loans and Leases - Risk Ratings for Each Loan Portfolio Segment (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	$ 397,176	$ 366,481	$ 377,329
Commercial real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	164,522	148,293	158,223
Construction and land development [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	41,676	45,261	39,594
Commercial and industrial [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	70,743	79,589	86,401
Multi-family [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	16,893	11,737	11,678
Residential real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	44,261	25,535	24,830
Leases [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	48,588	42,524	40,408
Tax certificates [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	8,230	12,716	15,364
Consumer [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	2,263	826	831
Pass [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	314,553	254,712
Pass [Member] | Commercial real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	128,983	99,525
Pass [Member] | Construction and land development [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	12,685	14,677
Pass [Member] | Commercial and industrial [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	56,385	50,478
Pass [Member] | Multi-family [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	16,050	10,792
Pass [Member] | Residential real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	43,278	24,903
Pass [Member] | Leases [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	47,863	41,325
Pass [Member] | Tax certificates [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	7,102	12,262
Pass [Member] | Consumer [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	2,207	750
Pass Watch [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	58,480	60,016
Pass Watch [Member] | Commercial real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	25,167	32,267
Pass Watch [Member] | Construction and land development [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	25,051	16,270
Pass Watch [Member] | Commercial and industrial [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	7,688	10,508
Pass Watch [Member] | Multi-family [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	321	410
Pass Watch [Member] | Leases [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	197	485
Pass Watch [Member] | Consumer [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	56	76
Special Mention [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	9,462	29,184
Special Mention [Member] | Commercial real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	5,062	11,572
Special Mention [Member] | Construction and land development [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	3,125	11,095
Special Mention [Member] | Commercial and industrial [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	750	5,735
Special Mention [Member] | Multi-family [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	522	535
Special Mention [Member] | Leases [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	3	247
Substandard [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	4,915	12,412
Substandard [Member] | Commercial real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	1,578	2,604
Substandard [Member] | Construction and land development [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income		569
Substandard [Member] | Commercial and industrial [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	3,337	9,239
Nonperforming Financing Receivable [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	9,766	10,157
Nonperforming Financing Receivable [Member] | Commercial real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	3,732	2,325
Nonperforming Financing Receivable [Member] | Construction and land development [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	815	2,650
Nonperforming Financing Receivable [Member] | Commercial and industrial [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	2,583	3,629
Nonperforming Financing Receivable [Member] | Residential real estate [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	983	632
Nonperforming Financing Receivable [Member] | Leases [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	525	467
Nonperforming Financing Receivable [Member] | Tax certificates [Member]
Risk Ratings for Each Loan Portfolio Segment [Abstract]
Total LHFI, net of unearned income	$ 1,128	$ 454