Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
OPERATING ACTIVITIES
Net income	$ 28,753	$ 26,433
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	(845)	3,330
Provision for unfunded loan commitments	182	302
Depreciation and amortization	2,309	3,061
Net amortization of discounts and premiums	1,898	1,776
Stock-based compensation expense	395	254
Securities gains, net	(41)	(2)
Net gain on sale of merchant card servicing business	0	(3,093)
Tax expense from stock-based compensation	0	47
Mortgage loans originated for sale	(13,057)	(37,706)
Proceeds from the sale of loans	13,475	57,667
Gain on the sale of loans, net	(85)	(647)
Net increase in interest receivable	(243)	(1,222)
Net decrease in interest payable	(186)	(1,241)
Net decrease in other assets	10,016	17,243
Net increase (decrease) in other liabilities	1,199	(20,981)
Net Cash Provided by Operating Activities	43,770	45,221
INVESTING ACTIVITIES
Purchases of securities available-for-sale	(108,845)	(66,495)
Proceeds from maturities, prepayments and calls of securities available-for-sale	36,343	23,240
Proceeds from sales of securities available-for-sale	1,418	94
Net (payments for) proceeds from Federal Home Loan Bank stock	(2,189)	1,356
Net increase in loans	(169,209)	(103,846)
Proceeds from sale of loans not originated for resale	4,108	0
Purchases of premises and equipment	(1,719)	(1,400)
Proceeds from the sale of premises and equipment	64	576
Proceeds from the sale of merchant card servicing business	0	4,750
Net Cash Used in Investing Activities	(240,029)	(141,725)
FINANCING ACTIVITIES
Net increase (decrease) in core deposits	141,888	(26,999)
Net increase in certificates of deposit	50,972	36,842
Net (decrease) increase in securities sold under repurchase agreements	(8,578)	11,569
Net increase in short-term borrowings	45,000	50,000
Repayments of long-term borrowings	(1,174)	(11,136)
Repayment of junior subordinated debt	0	(45,000)
Treasury shares purchased-net	(160)	(86)
Cash dividends paid to common shareholders	(9,810)	(8,918)
Tax expense from stock-based compensation	0	(47)
Net Cash Provided by Financing Activities	218,138	6,225
Net increase (decrease) in cash and cash equivalents	21,879	(90,279)
Cash and cash equivalents at beginning of period	108,356	337,711
Cash and Cash Equivalents at End of Period	130,235	247,432
Supplemental Disclosures
Loans transferred to held for sale	1,300	0
Interest paid	6,278	9,372
Income taxes paid, net of refunds	8,400	5,155
Transfers of loans to other real estate owned	$ 274	$ 180