Loans and Leases - Aging Analysis of Past Due Payments for Each Loan Portfolio Segment (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013
Aging analysis of past due payments for each loan portfolio segment [Abstract]
30-59 Days Past Due	$ 286	$ 2,054
60-89 Days Past Due	159	558
Non-accrual	9,766	10,157
Current	386,965	353,712
Total	397,176	366,481	377,329
Commercial real estate [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
30-59 Days Past Due		996
Non-accrual	3,732	2,325
Current	160,790	144,972
Total	164,522	148,293	158,223
Construction and land development [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
Non-accrual	815	2,650
Current	40,861	42,611
Total	41,676	45,261	39,594
Commercial and industrial [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
30-59 Days Past Due	41	115
60-89 Days Past Due	40	49
Non-accrual	2,583	3,629
Current	68,079	75,796
Total	70,743	79,589	86,401
Multi-family [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
Current	16,893	11,737
Total	16,893	11,737	11,678
Residential real estate [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
30-59 Days Past Due	47	458
60-89 Days Past Due	116	262
Non-accrual	983	632
Current	43,115	24,183
Total	44,261	25,535	24,830
Leases [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
30-59 Days Past Due	198	485
60-89 Days Past Due	3	247
Non-accrual	525	467
Current	47,862	41,325
Total	48,588	42,524	40,408
Tax certificates [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
Non-accrual	1,128	454
Current	7,102	12,262
Total	8,230	12,716	15,364
Consumer [Member]
Aging analysis of past due payments for each loan portfolio segment [Abstract]
Current	2,263	826
Total	$ 2,263	$ 826	$ 831