Note 12 - Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2012

Fair Value, by Balance Sheet Grouping [Table Text Block]

	As of March 31, 2012				As of December 31, 2011
	Carrying				Carrying
	Amount		Fair Value		Amount		Fair Value
	(In thousands)
Financial Assets
Cash and due from banks	$	119,106	$	119,106	$	117,888	$	117,888
Short-term investments		275,056		275,056		294,956		294,956
Securities purchased under agreements to resell		50,000		50,000		-		-
Securities held-to-maturity		1,084,708		1,131,524		1,153,504		1,203,977
Securities available-for-sale		1,353,742		1,353,742		1,294,478		1,294,478
Trading securities		104,453		104,453		4,542		4,542
Loans held-for-sale		3,709		3,709		760		760
Loans, net		6,705,880		6,681,964		6,844,483		6,825,571
Investment in Federal Home Loan Bank stock		50,456		50,456		52,989		52,989
Warrants		163		163		218		218

	Notional				Notional
	Amount		Fair Value		Amount		Fair Value
Option contracts	$	4,595	$	25	$	3,026	$	34
Foreign exchange contracts		159,241		1,680		238,581		2,151

	Carrying				Carrying
	Amount		Fair Value		Amount		Fair Value
Financial Liabilities
Deposits	$	7,359,774	$	7,370,498	$	7,229,131	$	7,240,857
Securities sold under agreements to repurchase		1,400,000		1,541,580		1,400,000		1,547,900
Advances from Federal Home Loan Bank		-		-		225,000		227,825
Other borrowings		18,868		18,868		19,800		19,801
Long-term debt		171,136		94,970		171,136		98,676

	Notional				Notional
	Amount		Fair Value		Amount		Fair Value
Option contracts	$	932	$	1	$	1,282	$	5
Interest rate swaps		300,000		1,845		300,000		2,634
Foreign exchange contracts		171,359		1,353		128,215		486

	Notional					Notional
	Amount		Fair Value			Amount		Fair Value
Off-Balance Sheet Financial Instruments
Commitments to extend credit	$	1,727,202	$	(1,162	)	$	1,626,523	$	(1,253	)
Standby letters of credit		58,820		(279	)		62,076		(367	)
Other letters of credit		67,753		(43	)		64,233		(38	)
Bill of lading guarantees		849		(3	)		187		-