CONSOLIDATED STATEMENTS OF INCOME (LOSS) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
INTEREST INCOME:
Interest and fees on loans	$ 80,237	$ 88,409	$ 100,356
Interest on taxable investment securities	16,177	14,493	8,646
Interest on nontaxable investment securities	2,074	2,175	2,776
Interest on deposits in other banks	184	493	366
Interest on federal funds sold	3	6	6
Total interest income	98,675	105,576	112,150
INTEREST EXPENSE:
Savings, interest bearing demand deposits and money market	2,074	4,664	9,684
Time deposits	2,899	7,466	14,758
Short-term borrowings	1,004	494	806
Long-term borrowings	3,626	6,176	6,693
Borrowings prepayment charge	7,140	2,326	0
Junior subordinated debentures	1,178	1,143	1,482
Total interest expense	17,921	22,269	33,423
Net interest income	80,754	83,307	78,727
Provision for credit losses	8,133	18,652	90,057
Net interest income (loss) after provision for credit losses	72,621	64,655	(11,330)
NONINTEREST INCOME:
Service charges on deposit accounts	13,353	15,690	15,765
Payment systems related revenue	12,381	11,393	9,399
Trust and investment services revenue	4,503	4,267	4,101
Gains on sales of loans	1,335	1,197	1,738
Other real estate owned valuation adjustments and (loss) gain on sales	(3,236)	(4,415)	(26,953)
Gain (loss) on securities, net:
Gains on sales of securities, net	713	1,562	833
Other-than-temporary impairment losses on securities	(1,636)	0	(6,738)
Portion of other-than-temporary, non-credit related losses recognized in other comprehensive income	1,457	0	6,546
Total net gains on securities	534	1,562	641
Other noninterest income	2,949	3,003	4,438
Total noninterest income	31,819	32,697	9,129
NONINTEREST EXPENSE:
Salaries and employee benefits	48,587	45,854	44,608
Equipment	6,113	6,247	8,120
Occupancy	8,674	8,894	9,585
Payment systems related expense	5,141	4,727	4,036
Professional fees	4,118	3,991	4,342
Postage, printing and office supplies	3,265	3,148	3,201
Marketing	3,003	3,086	2,990
Communications	1,549	1,525	1,574
Goodwill impairment	0	0	13,059
Other noninterest expense	10,425	12,865	16,773
Total noninterest expense	90,875	90,337	108,288
INCOME (LOSS) BEFORE INCOME TAXES	13,565	7,015	(110,489)
PROVISION (BENEFIT) FOR INCOME TAXES	(20,212)	3,790	(19,276)
NET INCOME (LOSS)	$ 33,777	$ 3,225	$ (91,213)
Basic earnings (loss) per share (in dollars per share)	$ 1.65	$ 0.16	$ (29.15)
Diluted earnings (loss) per share (in dollars per share)	$ 1.58	$ 0.16	$ (29.15)
Weighted average common shares (in shares)	19,007	17,460	3,102
Weighted average diluted shares (in shares)	19,940	18,059	3,102