CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities:
Net earnings	$ 5,264	$ 10,676
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	3,861	4,482
Provision for credit losses	(6,074)	10,710
Gain on sale of other real estate owned	(1,434)	(3,944)
Provision for losses on other real estate owned	2,981	1,272
Gain on sale of leases	(990)
Gain on sale of premises and equipment	(3)	(17)
Restricted stock amortization	1,633	2,000
Tax effect included in stockholders' equity of restricted stock vesting	(92)	188
Decrease in accrued and deferred income taxes, net	2,849	7,741
Decrease in FDIC loss sharing asset	15,617	271
Decrease (increase) in other assets	5,637	(117)
Decrease in accrued interest payable and other liabilities	(18,592)	(6,983)
Net cash provided by operating activities	10,657	26,279
Cash flows from investing activities:
Net cash (used) acquired in acquisitions	(27,908)	26
Net decrease in loans and leases	96,668	111,399
Proceeds from sale of loans and leases	17,292	1,168
Securities available-for-sale:
Proceeds from maturities and paydowns	85,683	58,172
Purchases	(136,046)	(71,060)
Net redemptions of FHLB stock	2,204	2,183
Proceeds from sales of other real estate owned	13,980	23,663
Purchases of premises and equipment, net	(955)	(1,087)
Proceeds from sales of premises and equipment	37	20
Net cash provided by investing activities	50,955	124,484
Net increase (decrease) in deposits:
Noninterest-bearing	99,879	140,620
Interest-bearing	(120,662)	(205,579)
Restricted stock surrendered	(1,301)	(248)
Tax effect included in stockholders' equity of restricted stock vesting	92	(188)
Net decrease in borrowings	(47,697)
Redemption of subordinated debentures	(18,558)
Repayment of acquired debt	(128,677)
Cash dividends paid	(6,544)	(361)
Net cash used in financing activities	(223,468)	(65,756)
Net increase (decrease) in cash and cash equivalents	(161,856)	85,007
Cash and cash equivalents, beginning of period	295,617	108,552
Cash and cash equivalents, end of period	133,761	193,559
Supplemental disclosures of cash flow information:
Cash paid for interest	8,052	9,322
Cash paid for income taxes		(9)
Loans transferred to other real estate owned	$ 9,081	$ 29,112