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Note 4 - Debt and Equity Securities (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

Trading Securities [Table Text Block]

										Gross				Gross
		Amortized								Unrealized				Unrealized
		Cost				Fair Value				Gains				Losses
		(In thousands)
Securities held-to-maturity:
Municipals		$	24,451			$	22,777			$	-			$	1,674
Total other securities			24,451				22,777				-				1,674
FNMA			7,983				7,816				-				167
Total mortgage-backed securities			7,983				7,816				-				167
Total		$	32,434			$	30,593			$	-			$	1,841

										Gross				Gross
		Amortized								Unrealized				Unrealized
		Cost				Fair Value				Gains				Losses
		(In thousands)
Securities held-to-maturity:
Municipals		$	37,735			$	35,408			$	-			$	2,327
Total		$	37,735			$	35,408			$	-			$	2,327

										Gross				Gross
		Amortized								Unrealized				Unrealized
		Cost				Fair Value				Gains				Losses
Securities available for sale:		(In thousands)
Corporate		$	110,000			$	103,191			$	-			$	6,809
Municipals			123,606				126,596				2,990				-
Mutual funds			21,563				21,563				-				-
Collateralized loan obligations			58,379				58,899				520				-
Other			7,444				7,444				-				-
Total other securities			320,992				317,693				3,510				6,809
REMIC and CMO			409,049				408,926				2,248				2,371
GNMA			1,153				1,248				95				-
FNMA			105,011				104,736				540				815
FHLMC			5,131				5,102				24				53
Total mortgage-backed securities			520,344				520,012				2,907				3,239
Total		$	841,336			$	837,705			$	6,417			$	10,048

										Gross				Gross
		Amortized								Unrealized				Unrealized
		Cost				Fair Value				Gains				Losses
Securities available for sale:		(In thousands)
Corporate		$	110,000			$	102,910			$	-			$	7,090
Municipals			124,984				126,903				1,983				64
Mutual funds			21,366				21,366				-				-
Collateralized loan obligations			85,470				86,365				895				-
Other			7,363				7,361				-				2
Total other securities			349,183				344,905				2,878				7,156
REMIC and CMO			402,636				401,370				1,607				2,873
GNMA			1,319				1,427				108				-
FNMA			109,493				108,351				463				1,605
FHLMC			5,378				5,328				35				85
Total mortgage-backed securities			518,826				516,476				2,213				4,563
Total		$	868,009			$	861,381			$	5,091			$	11,719

Investments Classified by Contractual Maturity Date [Table Text Block]

		Amortized
Securities held-to-maturity:		Cost				Fair Value
		(In thousands)
Due in one year or less		$	2,585			$	2,585
Due after ten years			21,866				20,192
Total other securities			24,451				22,777
Mortgage-backed securities			7,983				7,816
Total		$	32,434			$	30,593

		Amortized
Securities available for sale:		Cost				Fair Value
		(In thousands)
Due in one year or less		$	-			$	-
Due after one year through five years			1,751				1,762
Due after five years through ten years			123,872				120,810
Due after ten years			173,806				173,558
Mutual funds			21,563				21,563
Total other securities			320,992				317,693
Mortgage-backed securities			520,344				520,012
Total		$	841,336			$	837,705

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

		At June 30, 2017
						Total								Less than 12 months								12 months or more
										Unrealized								Unrealized								Unrealized
		Count				Fair Value				Losses				Fair Value				Losses				Fair Value				Losses
		(Dollars in thousands)
Held-to-maturity securities
Municipals			1			$	20,192			$	1,674			$	20,192			$	1,674			$	-			$	-
Total other securities			1				20,192				1,674				20,192				1,674				-				-
FNMA			1				7,816				167				7,816				167				-				-
Total mortgage-backed securities			1				7,816				167				7,816				167				-				-
Total			2			$	28,008			$	1,841			$	28,008			$	1,841			$	-			$	-
Available for sale securities
Corporate			14			$	103,191			$	6,809			$	9,475			$	525			$	93,716			$	6,284
Total other securities			14				103,191				6,809				9,475				525				93,716				6,284
REMIC and CMO			31				188,993				2,371				176,158				1,815				12,835				556
FNMA			14				52,826				815				47,153				605				5,673				210
FHLMC			1				3,981				53				3,981				53				-				-
Total mortgage-backed securities			46				245,800				3,239				227,292				2,473				18,508				766
Total			60			$	348,991			$	10,048			$	236,767			$	2,998			$	112,224			$	7,050

		At December 31, 2016
						Total								Less than 12 months								12 months or more
										Unrealized								Unrealized								Unrealized
		Count				Fair Value				Losses				Fair Value				Losses				Fair Value				Losses
		(Dollars in thousands)
Held-to-maturity securities
Municipals			1			$	19,538			$	2,327			$	19,538			$	2,327			$	-			$	-
Total			1			$	19,538			$	2,327			$	19,538			$	2,327			$	-			$	-
Available for sale securities
Corporate			14			$	102,910			$	7,090			$	28,476			$	1,524			$	74,434			$	5,566
Municipals			4				16,047				64				16,047				64				-				-
Other			1				298				2				-				-				298				2
Total other securities			19				119,255				7,156				44,523				1,588				74,732				5,568
REMIC and CMO			35				222,807				2,873				208,827				2,268				13,980				605
FNMA			18				80,924				1,605				74,972				1,250				5,952				355
FHLMC			1				3,993				85				3,993				85				-				-
Total mortgage-backed securities			54				307,724				4,563				287,792				3,603				19,932				960
Total			73			$	426,979			$	11,719			$	332,315			$	5,191			$	94,664			$	6,528

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

		For the three months ended								For the six months ended
		June 30,								June 30,
		2017				2016				2017				2016
		(In thousands)
Gross gains from the sale of securities		$	-			$	2,370			$	-			$	2,370
Gross losses from the sale of securities			-				(7	)			-				(7	)
Net gains from the sale of securities		$	-			$	2,363			$	-			$	2,363

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