CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
INTEREST INCOME
Loans	$ 49,659	$ 46,369	$ 36,509
Investment securities and other interest-earning assets	3,288	3,856	4,594
Total interest income	52,947	50,225	41,103
Interest-bearing deposits:
Interest on transaction accounts	1,075	1,548	1,710
Interest on certificates of deposit	4,778	6,740	7,901
Total interest-bearing deposits	5,853	8,288	9,611
FHLB advances and other borrowings	970	998	2,741
Subordinated debentures	326	310	314
Total interest expense	7,149	9,596	12,666
NET INTEREST INCOME BEFORE PROVISION FOR LOAN LOSSES	45,798	40,629	28,437
PROVISION FOR LOAN LOSSES	751	3,255	2,092
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	45,047	37,374	26,345
NONINTEREST INCOME (LOSS)
Loan servicing fees	941	1,060	400
Deposit fees	1,940	2,195	817
Net gain (loss) from sales of loans	628	(3,605)	(3,332)
Net gain from sales of investment securities	1,953	1,589	1,020
Other-than-temporary impairment loss on investment securities, net	(159)	(617)	(1,087)
Gain on FDIC transaction	5,340	4,189
Other income	1,929	1,702	1,106
Total noninterest income (loss)	12,572	6,513	(1,076)
NONINTEREST EXPENSE
Compensation and benefits	16,281	13,205	8,483
Premises and occupancy	4,070	3,501	2,623
Data processing and communications	2,366	1,419	806
Other real estate owned operations, net	1,653	1,497	1,371
FDIC insurance premiums	638	809	1,258
Legal and audit	2,134	1,438	1,134
Marketing expense	858	1,287	786
Office and postage expense	830	850	530
Other expense	3,024	2,898	1,957
Total noninterest expense	31,854	26,904	18,948
INCOME BEFORE INCOME TAX	25,765	16,983	6,321
INCOME TAX	9,989	6,411	2,083
NET INCOME	$ 15,776	$ 10,572	$ 4,238
EARNINGS PER SHARE
Basic (in dollars per share)	$ 1.49	$ 1.05	$ 0.42
Diluted (in dollars per share)	$ 1.44	$ 0.99	$ 0.38
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic (in shares)	10,571,073	10,092,181	10,033,836
Diluted (in shares)	10,984,034	10,630,720	11,057,404