Note 16 - Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

As of December 31, 2012	Fair Value Measurements Using						Total at
	Level 1		Level 2		Level 3		Fair Value
	(In thousands)
Assets
Securities available-for-sale
U.S. Treasury securities	$	509,971	$	-	$	-	$	509,971
Mortgage-backed securities		-		416,694		-		416,694
Collateralized mortgage obligations		-		10,168		-		10,168
Asset-backed securities		-		141		-		141
Corporate debt securities		-		335,977		-		335,977
Mutual funds		6,079		-		-		6,079
Preferred stock of government sponsored entities		-		2,335		-		2,335
Trust preferred securities		10,115		-		-		10,115
Total securities available-for-sale		526,165		765,315		-		1,291,480
Trading securities		-		4,703		-		4,703
Warrants		-		-		104		104
Option contracts		-		0		-		0
Foreign exchange contracts		-		2,924		-		2,924
Total assets	$	16,194	$	1,282,913	$	104	$	1,299,211
Liabilities
Option contracts	$	-	$	2	$	-	$	2
Foreign exchange contracts		-		1,586		-		1,586
Total liabilities	$	-	$	1,588	$	-	$	1,588

As of December 31, 2011	Fair Value Measurements Using						Total at
	Level 1		Level 2		Level 3		Fair Value
	(In thousands)
Assets
Securities available-for-sale
U.S. government sponsored entities	$	-	$	501,226	$	-	$	501,226
State and municipal securities		-		1,928		-		1,928
Mortgage-backed securities		-		337,631		-		337,631
Collateralized mortgage obligations		-		16,486		-		16,486
Asset-backed securities		-		166		-		166
Corporate debt securities		-		380,429		-		380,429
Mutual funds		6,035		-		-		6,035
Preferred stock of government sponsored entities		-		1,654		-		1,654
Trust preferred securities		45,963		-		-		45,963
Other equity securities		2,960		-		-		2,960
Total securities available-for-sale		54,958		1,239,520		-		1,294,478
Trading securities		2		4,540		-		4,542
Warrants		-		-		218		218
Option contracts		-		34		-		34
Foreign exchange contracts		-		2,151		-		2,151
Total assets	$	54,960	$	1,246,245	$	218	$	1,301,423
Liabilities
Interest rate swaps	$	-	$	2,634	$	-	$	2,634
Option contracts		-		5		-		5
Foreign exchange contracts		-		486		-		486
Total liabilities	$	-	$	3,125	$	-	$	3,125

Fair Value Measurements, Nonrecurring [Table Text Block]

	As of December 31, 2012								Total Losses
	Fair Value Measurements Using						Total at		For the Twelve Months Ended
	Level 1		Level 2		Level 3		Fair Value		December 31, 2012		December 31, 2011
Assets	(In thousands)
Impaired loans by type:
Commercial loans	$	-	$	-	$	3,492	$	3,492	$	-	$	877
Commercial mortgage loans		-		-		11,295		11,295		440		-
Construction- residential		-		-		500		500		-		-
Construction- other		-		-		46,153		46,153		65		-
Residential mortgage and equity lines		-		-		11,206		11,206		605		820
Land loans		-		-		297		297		162		46
Total impaired loans		-		-		72,943		72,943		1,272		1,743
Other real estate owned (1		-		27,149		4,841		31,990		10,904		7,003
Investments in venture capital		-		-		9,001		9,001		309		379
Equity investments		142		-		-		142		181		200
Total assets	$	142	$	27,149	$	86,785	$	114,076	$	12,666	$	9,325

	As of December 31, 2011								Total Losses
	Fair Value Measurements Using						Total at		For the Twelve Months Ended
	Level 1		Level 2		Level 3		Fair Value		December 31, 2011		December 31, 2010
Assets	(In thousands)
Impaired loans by type:
Commercial loans	$	-	$	-	$	4,251	$	4,251	$	877	$	3,411
Construction- residential		-		-		-		-		-		1,295
Real estate loans		-		-		35,576		35,576		820		1,407
Land loans		-		-		611		611		46		1,003
Total impaired loans		-		-		40,438		40,438		1,743		7,116
Loans held-for-sale		-		-		760		760		-		3,160
Other real estate owned (1		-		79,029		1,093		80,122		7,003		20,139
Investments in venture capital		-		-		8,693		8,693		379		760
Equity investments		323		-		-		323		200		304
Total assets	$	323	$	79,029	$	50,984	$	130,336	$	9,325	$	31,479