Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Operating Activities
Net Income	$ 41,676	$ 40,082
Provision for credit losses	20,306	8,818
Deferred tax expense	4,332	12,520
Depreciation and amortization	5,234	5,750
Net gains on securities and other assets	(2,288)	(952)
Net amortization of premiums and discounts on securities	3,486	2,012
Income from increase in cash surrender value of bank owned life insurance	(3,957)	(4,089)
Increase in interest receivable	(50)	(167)
Mortgage loans originated for sale	(94,611)	(67,708)
Proceeds from sale of mortgage loans	95,341	67,071
Decrease in interest payable	(324)	(173)
Decrease in income taxes payable	(3,055)	(22)
Other-net	(6,200)	(10,757)
Net cash provided by operating activities	59,890	52,385
Investing Activities
Proceeds from sale and maturity of held-to-maturity securities	35,470	3,828
Payments to acquire held-to-maturity securities	(42,837)	(156,756)
Proceeds from Sale of Available-for-sale Securities	55,744	0
Proceeds from maturities and redemptions of available-for-sale securities	122,828	286,924
Purchases of available-for-sale securities	(94,777)	(16,600)
Purchases of FHLB stock	(31,218)	(46,911)
Proceeds from the redemption of FHLB stock	40,104	36,980
Proceeds from bank owned life insurance	203	378
Proceeds from Sale of Loans Receivable	3,511	2,898
Proceeds from sale of other assets	6,021	3,668
Net increase in loans	(200,269)	(140,268)
Payments for Purchase of Other Assets	(204)	0
Purchases of premises and equipment	(5,511)	(3,740)
Net cash used in investing activities	(110,935)	(29,599)
Financing Activities
Net (decrease) increase in federal funds purchased	(1,000)	11,000
Net (decrease) increase in other short-term borrowings	(179,498)	212,918
Net increase (decrease) in deposits	263,392	(154,018)
Repayments of other long-term debt	(422)	(50,407)
Dividends paid	(18,678)	(18,862)
Proceeds from Sale of Treasury Stock	216	192
Purchase of treasury stock	(864)	(25,383)
Net cash provided by (used in) financing activities	63,146	(24,560)
Net increase (decrease) in cash and cash equivalents	12,101	(1,774)
Cash and cash equivalents at January 1	69,452	74,538
Cash and cash equivalents at September 30	$ 81,553	$ 72,764