Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Operating Activities
Net Income	$ 16,369	$ 23,372
Adjustment to reconcile net income to net cash provided by operating activities:
Provision for credit losses	15,297	8,084
Deferred tax expense	3,848	1,934
Depreciation and amortization	4,736	3,800
Net losses (gains) on securities and other assets	418	(522)
Net amortization of premiums and discounts on securities	1,162	717
Net amortization of premiums and discounts on long term debt	(58)	(56)
Income from increase in cash surrender value of bank owned life insurance	(2,860)	(2,904)
Decrease in interest receivable	606	1,031
Decrease in interest payable	(1,284)	(951)
(Decrease) increase in income taxes payable	(250)	7,042
Increase (Decrease) in Prepaid Expense	9,205	2,328
Other-net	(3,497)	(6,273)
Net cash provided by operating activities	43,692	37,602
Transactions with securities available for sale:
Proceeds from sales	42	0
Proceeds from maturities and redemptions	195,806	276,167
Purchases	(360,010)	(292,056)
Purchases of FHLB stock	(10,670)	0
Proceeds from the redemption of FHLB stock	4,984	3,880
Proceeds from bank owned life insurance	1,439	1,408
Proceeds from sale of loans	20,348	15,981
Proceeds from sales of other assets	2,853	10,971
Net increase in loans	(77,496)	(125,567)
Purchases of premises and equipment	(3,106)	(4,022)
Net cash used in investing activities	(225,810)	(113,238)
Financing Activities
Net decrease in federal funds purchased	(24,000)	(26,300)
Net increase in other short-term borrowings	109,621	187,787
Net increase (decrease) in deposits	175,186	(42,692)
Repayments of other long-term debt	(29,797)	(25,238)
Repayments of subordinated debentures	(34,702)	0
Discount on dividend reinvestment plan purchases	(55)	(42)
Dividends paid	(10,842)	(8,402)
Proceeds from reissuance of treasury stock	176	354
Purchase of treasury stock	(24,469)	(1,812)
Tax benefit of stock options exercised	0	1
Net cash provided by financing activities	161,118	83,656
Net (decrease) increase in cash and cash equivalents	(21,000)	8,020
Cash and cash equivalents at January 1	102,982	78,478
June 30, 2013	$ 81,982	$ 86,498