Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Operating Activities:
Net Income	$ 18,168	$ 17,684
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Provision for Credit Losses	250	1,100
Depreciation and Amortization	1,152	1,293
Net Amortization of Investment Security Discounts & Premium	2,543	2,852
Net Loss (Gain) on Sale of Investment Securities	248	(149)
Net Gain on Sale of Property & Equipment	(705)	0
Net Change in Operating Assets & Liabilities:
Net Increase in Interest Receivable and Other Assets	(10,253)	(1,418)
Net Increase in Interest Payable and Other Liabilities	6,422	2,472
Net Cash Provided by Operating Activities	17,825	23,834
Investing Activities:
Purchase of Investment Securities Available-for-Sale	(221,100)	(122,966)
Proceeds from Sold, Matured or Called Securities Available-for-Sale	195,339	144,383
Purchase of Investment Securities Held-to-Maturity	(355)	(10,569)
Proceeds from Matured or Called Securities Held-to-Maturity	4,278	4,675
Net Loans & Leases Paid, Originated or Acquired	(51,649)	(47,728)
Principal Collected on Loans & Leases Previously Charged Off	384	266
Additions to Premises and Equipment	(187)	(180)
Proceeds from Disposition of Property & Equipment	827	0
Net Cash Used by Investing Activities	(72,463)	(32,119)
Financing Activities:
Net (Decrease) Increase in Deposits	(28,240)	5,308
Net Decrease in Securities Sold Under Agreement to Repurchase	0	(60,000)
Net Change in Other Borrowings	5,900	(48)
Common Stock Repurchases	0	(576)
Cash Dividends	(4,823)	(4,595)
Net Cash Used By Financing Activities	(27,163)	(59,911)
Decrease in Cash and Cash Equivalents	(81,801)	(68,196)
Cash and Cash Equivalents at Beginning of Period	129,426	101,660
Cash and Cash Equivalents at End of Period	47,625	33,464
Supplementary Data
Loans Transferred to Foreclosed Assets (ORE)	3,458	58
Cash Payments Made for Income Taxes	13,886	11,568
Interest Paid	$ 2,346	$ 4,661