Loans and Leases - Major classifications of LHFI (Details) (USD $)	3 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	$ 377,791,000	$ 366,481,000	$ 367,867,000
Loans and leases held for sale ("LHFS")	1,396,000	1,446,000
Amount of loans transferred from non-accrual LHFI to LHFS	1,400,000
Commercial real estate [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	154,510,000	148,293,000	180,601,000
Construction and land development [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	41,180,000	45,261,000	34,696,000
Commercial and industrial [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	71,759,000	79,589,000	66,985,000
Multi-family [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	13,336,000	11,737,000	11,736,000
Residential real estate [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	40,223,000	25,535,000	15,873,000
Leases [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	45,925,000	42,524,000	38,497,000
Tax certificates [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	9,631,000	12,716,000	18,578,000
Consumer [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	$ 1,227,000	$ 826,000	$ 901,000