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Note 4 - Debt and Equity Securities (Tables)

6 Months Ended

Jun. 30, 2015

Investments, Debt and Equity Securities [Abstract]

Trading Securities [Table Text Block]

		Amortized Cost				Fair Value				Gross Unrealized Gains				Gross Unrealized Losses
		(In thousands)
Securites held-to-maturity:
Municipals		$	7,220			$	7,220			$	-			$	-
Total		$	7,220			$	7,220			$	-			$	-

		Amortized Cost				Gross Unrealized Fair Value				Gross Unrealized Gains				Losses
		(In thousands)
Securites available for sale:
Corporate		$	105,852			$	104,648			$	521			$	1,725
Municipals			136,927				139,911				3,114				130
Mutual funds			21,193				21,193				-				-
Other			42,004				42,071				69				2
Total other securities			305,976				307,823				3,704				1,857
REMIC and CMO			530,684				532,662				6,165				4,187
GNMA			12,802				13,080				401				123
FNMA			170,838				170,534				1,635				1,939
FHLMC			13,259				13,398				139				-
Total mortgage-backed securities			727,583				729,674				8,340				6,249
Total securities available for sale		$	1,033,559			$	1,037,497			$	12,044			$	8,106

		Amortized Cost				Fair Value				Gross Unrealized Gains				Gross Unrealized Losses
		(In thousands)
Securites available for sale:
Corporate		$	90,719			$	91,273			$	1,268			$	714
Municipals			145,864				148,896				3,093				61
Mutual funds			21,118				21,118				-				-
Other			7,098				7,090				-				8
Total other securities			264,799				268,377				4,361				783
REMIC and CMO			504,207				505,768				6,188				4,627
GNMA			13,862				14,159				421				124
FNMA			169,956				170,367				2,128				1,717
FHLMC			14,505				14,639				142				8
Total mortgage-backed securities			702,530				704,933				8,879				6,476
Total securities available for sale		$	967,329			$	973,310			$	13,240			$	7,259

Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block]

		For the three months ended June 30,								For the six months ended June 30,
		2015				2014				2015				2014
		(In thousands)
Beginning balance		$	-			$	3,738			$	-			$	3,738
Recognition of actual losses			-				-				-				-
OTTI charges due to credit loss recorded in earnings			-				-				-				-
Securities sold during the period			-				-				-				-
Securities where there is an intent to sell or requirement to sell			-				-				-				-
Ending balance		$	-			$	3,738			$	-			$	3,738

Schedule of Realized Gain (Loss) [Table Text Block]

		For the three months ended June 30,								For the six months ended June 30,
		2015				2014				2015				2014
		(In thousands)
Gross gains from the sale of securities		$	233			$	-			$	233			$	-
Gross losses from the sale of securities			(169	)			-				(169	)			-
Net gains from the sale of securities		$	64			$	-			$	64			$	-

Investments Classified by Contractual Maturity Date [Table Text Block]

		Amortized Cost				Fair Value
		(In thousands)
Securities held-to-maturity:(1)
Due in one year or less		$	6,140			$	6,140
Due after one year through five years			1,080				1,080
Total securities held-to-maturity		$	7,220			$	7,220

		Amortized Cost				Fair Value
		(In thousands)
Securities available for sale:(1)
Due in one year or less		$	32,046			$	32,232
Due after one year through five years			15,000				15,298
Due after five years through ten years			92,077				90,741
Due after ten years			166,853				169,552
Total other securities			305,976				307,823
Mortgage-backed securities			727,583				729,674
Total securities available for sale		$	1,033,559			$	1,037,497

Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block]

		Total								Less than 12 months								12 months or more
		Fair Value				Unrealized Losses				Fair Value				Unrealized Losses				Fair Value				Unrealized Losses
		(In thousands)
Corporate		$	53,275			$	1,725			$	38,413			$	1,587			$	14,862			$	138
Municipals			17,077				130				17,077				130				-				-
Other			298				2				298				2				-				-
Total other securities			70,650				1,857				55,788				1,719				14,862				138
REMIC and CMO			245,107				4,187				141,760				1,205				103,347				2,982
GNMA			7,727				123				7,727				123				-				-
FNMA			100,608				1,939				68,604				1,040				32,004				899
Total mortgage-backed securities			353,442				6,249				218,091				2,368				135,351				3,881
Total securities available for sale		$	424,092			$	8,106			$	273,879			$	4,087			$	150,213			$	4,019

		Total								Less than 12 months								12 months or more
		Fair Value				Unrealized Losses				Fair Value				Unrealized Losses				Fair Value				Unrealized Losses
		(In thousands)
Corporate		$	39,287			$	714			$	9,573			$	428			$	29,714			$	286
Municipals			8,810				61				3,546				11				5,264				50
Other			292				8				-				-				292				8
Total other securities			48,389				783				13,119				439				35,270				344
REMIC and CMO			216,190				4,627				77,382				399				138,808				4,228
GNMA			8,358				124				-				-				8,358				124
FNMA			95,148				1,717				-				-				95,148				1,717
FHLMC			6,773				8				6,773				8				-				-
Total mortgage-backed  securities			326,469				6,476				84,155				407				242,314				6,069
Total securities available for sale		$	374,858			$	7,259			$	97,274			$	846			$	277,584			$	6,413

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