Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 26,779	$ 14,433
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,533	3,869
Provision for loan and lease losses	5,354	13,854
Net amortization of premium on securities	9,576	6,301
Securities gains, net	(8,894)	(6,845)
(Increase) decrease in trading account securities	(46)	(297)
Impairment loss on securities	981	0
Stock based compensation	1,184	620
Loss on sale of OREO and other repossessed property	2,683	2,883
Loans originated for sale	(625,194)	(153,574)
Proceeds on sales of loans	626,629	148,150
Net gains on sales of loans	(21,191)	(2,710)
Decrease (increase) in accrued interest receivable	(661)	956
Decrease (increase) in prepaid expenses	2,572	2,302
(Decrease) increase in accrued interest payable	(1,305)	(132)
Valuation adjustment on mortgage servicing rights	181	0
Other, net	(3,883)	7,310
NET CASH PROVIDED BY OPERATING ACTIVITIES	18,298	37,120
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from the sale of securities available for sale	341,151	321,053
Proceeds from the maturity of and principal paydowns on securities available for sale	161,109	165,237
Proceeds from the maturity of and principal paydowns on securities held to maturity	764	601
Purchase of securities available for sale	(517,773)	(408,333)
Net increase in loans and leases	(159,895)	(22,805)
Purchase of bank owned life insurance policies	(4,571)	(3,140)
Capital expenditures	(7,776)	(2,352)
Proceeds on sale of OREO and other repossessed assets	18,585	7,215
NET CASH PROVIDED (USED) BY INVESTING ACTIVITIES	(168,406)	57,476
CASH FLOWS FROM FINANCING ACTIVITIES:
Net increase in demand deposits and savings accounts	118,226	66,989
Net decrease in time deposit accounts	6,568	(20,352)
Net (decrease) increase in short-term borrowings	(20,596)	(67,843)
Proceeds from other borrowings	10,695	18,102
Repayments of other borrowings	(5,972)	(911)
Purchase of treasury stock	(1,222)	(305)
Proceeds from issuance of common stock	667	793
Excess tax benefits on exercised stock options	76	68
Dividends paid	(5,337)	(5,321)
NET CASH USED BY FINANCING ACTIVITIES	103,105	(8,780)
Net increase (decrease) in cash and cash equivalents	(47,003)	85,816
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	129,834	62,572
CASH AND CASH EQUIVALENTS AT END OF PERIOD	82,831	148,388
Supplemental disclosures:
Cash paid for income/franchise taxes	4,090	1,067
Cash paid for interest	20,284	24,334
Loans transferred to OREO	14,562	19,940
Purchases of securities available for sale, accrued, not paid	$ 46,338	$ 0