Loans and Leases - Major classifications of LHFI (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	$ 575,818	$ 471,216	$ 499,103
Proceeds from sales of loans and leases	2,036	0
Commercial real estate [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	253,074	210,883	225,679
Construction and land development [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	74,885	38,864	47,984
Commercial and industrial [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	106,254	82,414	85,980
Multi-family [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	23,831	15,222	16,249
Residential real estate [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	49,061	54,025	51,588
Leases [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	62,671	61,954	64,341
Tax certificates [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	3,803	5,294	4,755
Consumer [Member]
Major classifications of loans held for investment [Abstract]
Total LHFI, net of unearned income	$ 2,239	$ 2,560	$ 2,527