Note 4 - Investment Securities (Tables)

3 Months Ended

Mar. 31, 2013

Summary of Investment Holdings, Schedule of Investments [Table Text Block]

	March 31, 2013
			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
Securities available for sale:	Cost		Gains		Losses		Value
	(In thousands)
Mortgage-backed securities	$	131,223	$	6,822	$	20	$	138,025
Collateralized mortgage obligations-GSE		5,858		-		1		5,857
Municipal securities		26,167		296		25		26,438
Corporate bonds		6,000		-		-		6,000
Total	$	169,248	$	7,118	$	46	$	176,320

	December 31, 2012
			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
Securities available for sale:	Cost		Gains		Losses		Value
	(In thousands)
Mortgage-backed securities	$	132,520	$	7,785	$	43	$	140,262
Municipal securities		24,019		557		-		24,576
Total	$	156,539	$	8,342	$	43	$	164,838

Schedule of Unrealized Loss on Investments [Table Text Block]

	March 31, 2013
	Less Than 12 Months				12 Months or More				Total
	Fair value		Unrealized losses		Fair Value		Unrealized losses		Fair value		Unrealized losses
	(In thousands)
Mortgage-backed securities	$	1,653	$	20	$	-	$	-	$	1,653	$	20
Collateralized mortgage obligations-GSE		1,656		1		-		-		1,656		1
Municipal securities		3,945		25		-		-		3,945		25
	$	7,254	$	46	$	-	$	-	$	7,254	$	46

	December 31, 2012
	Less Than 12 Months				12 Months or More				Total
	Fair value		Unrealized losses		Fair Value		Unrealized losses		Fair value		Unrealized losses
	(In thousands)
Mortgage-backed securities	$	3,294	$	43	$	-	$	-	$	3,294	$	43
	$	3,294	$	43	$	-	$	-	$	3,294	$	43

Available-for-sale Securities [Table Text Block]

	Less Than One Year		One to Five Years		Five to Ten Years		Over Ten Years
	(In thousands)
Mortgage-backed securities
Amortized cost	$	1,272	$	52,543	$	26,545	$	50,863
Fair value		1,347		55,220		27,678		53,780
Collateralized mortgage obligations-GSE
Amortized cost		-		3,862		1,996		-
Fair value		-		3,861		1,996		-
Municipal securities
Amortized cost		-		4,562		19,872		1,733
Fair value		-		4,594		20,110		1,734
Corporate bonds
Amortized cost		-		-		6,000		-
Fair value		-		-		6,000		-
Total
Amortized cost	$	1,272	$	60,967	$	54,413	$	52,596
Fair value	$	1,347	$	63,675	$	55,784	$	55,514