Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Operating Activities
Net Income	$ 35,980	$ 43,810
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Provision for Credit Losses	0	351
Depreciation and Amortization	3,107	3,503
Amortization of Deferred Loan and Lease Fees	(753)	(757)
Amortization and Accretion of Premiums/Discounts on Investment Securities, Net	15,848	13,474
Share-Based Compensation	1,280	1,831
Benefit Plan Contributions	(345)	(5,246)
Deferred Income Taxes	134	(7,300)
Net Gains on Sales of Loans and Leases	(8,586)	(5,131)
Net Losses on Investment Securities	0	90
Proceeds from Sales of Loans Held for Sale	231,026	100,161
Originations of Loans Held for Sale	(226,325)	(89,471)
Tax Benefits from Share-Based Compensation	(451)	(559)
Net Change in Other Assets and Other Liabilities	(23,036)	(5,082)
Net Cash Provided by Operating Activities	27,879	49,674
Investment Securities Available-for-Sale:
Proceeds from Prepayments and Maturities	302,190	251,471
Proceeds from Sales	0	34,831
Purchases	(246,146)	(317,058)
Investment Securities Held-to-Maturity:
Proceeds from Prepayments and Maturities	283,023	211,085
Purchases	(296,836)	(343,443)
Net Change in Loans and Leases	69,411	(61,502)
Premises and Equipment, Net	(2,946)	(6,496)
Net Cash Provided by (Used in) Investing Activities	108,696	(231,112)
Financing Activities
Net Change in Deposits	(277,622)	28,547
Net Change in Short-Term Borrowings	44,771	(100,119)
Proceeds from Long-term Debt	50,000	0
Tax Benefits from Share-Based Compensation	451	559
Proceeds from Issuance of Common Stock	4,863	5,432
Repurchase of Common Stock	(8,299)	(31,304)
Cash Dividends Paid	(20,230)	(20,695)
Net Cash Used in Financing Activities	(206,066)	(117,580)
Net Change in Cash and Cash Equivalents	(69,491)	(299,018)
Cash and Cash Equivalents at Beginning of Period	352,861	669,909
Cash and Cash Equivalents at End of Period	283,370	370,891
Supplemental Information
Cash Paid for Interest	9,316	10,292
Cash Paid for Income Taxes	2,693	2,410
Non-Cash Investing Activities:
Transfer from Loans to Foreclosed Real Estate	$ 1,356	$ 1,023

The amortization of deferred loan origination fees and deferred leasing fees. The amortization of deferred loan origination fees is the net increase in interest income during the period representing the systematic and rational allocation of deferred loan origination fees less deferred loan origination costs over the term of the debt arrangement to which they pertain. The amortization of deferred leasing fees represents the systematic allocation of deferred leasing fees incurred by the lessor over the term of the lease.

No definition available.