Note 18 - Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Fair Value, Option, Quantitative Disclosures [Table Text Block]

	Fair Value		Fair Value		Changes in Fair Values For Items Measured at Fair Value
	Measurements		Measurements		Pursuant to Election of the Fair Value Option
	at December 31,		at December 31,		For the year ended December 31,
Description	2016		2015		2016			2015			2014
(Dollars in thousands)
Mortgage-backed securities	$	2,016	$	2,527	$	(25	)	$	(59	)	$	75
Other securities		28,429		28,205		(38	)		53			598
Borrowed funds		33,959		29,018		(4,908	)		(238	)		802
Net gain (loss) from fair value adjustments (1)					$	(4,971	)	$	(244	)	$	1,475

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

	Quoted Prices
	in Active Markets				Significant Other				Significant Other
	for Identical Assets				Observable Inputs				Unobservable Inputs				Total carried at fair value
	(Level 1)				(Level 2)				(Level 3)				on a recurring basis
	2016		2015		2016		2015		2016		2015		2016		2015
Assets:
Securities available for sale
Mortgage-backed Securities	$	-	$	-	$	516,476	$	668,740	$	-	$	-	$	516,476	$	668,740
Other securities		-		-		337,544		317,445		7,361		7,212		344,905		324,657
Interest rate swaps		-		-		6,350		48		-		-		6,350		48
Total assets	$	-	$	-	$	860,370	$	986,233	$	7,361	$	7,212	$	867,731	$	993,445
Liabilities:
Borrowings	$	-	$	-	$	-	$	-	$	33,959	$	29,018	$	33,959	$	29,018
Interest rate swaps		-		-		3,386		4,314		-		-		3,386		4,314
Total liabilities	$	-	$	-	$	3,386	$	4,314	$	33,959	$	29,018	$	37,345	$	33,332

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	For the year ended December 31, 2016
	Trust preferred		Junior subordinated
	securities		debentures
Beginning balance	$	7,212	$	29,018
Net gain from fair value adjustment of financial assets (1)		149		-
Net loss from fair value adjustment of financial liabilities (1)		-		4,908
Increase in accrued interest payable		-		33
Change in unrealized gains included in other comprehensive income		-		-
Ending balance	$	7,361	$	33,959
Changes in unrealized held at period end	$	-	$	-

	For the year ended December 31, 2015
				Trust preferred		Junior subordinated
	Municipals			securities		debentures
	(In thousands)
Beginning balance	$	15,519		$	7,090	$	28,771
Transfers to held-to-maturity		(4,510	)		-		-
Purchases		1,000			-		-
Principal repayments		(8,009	)		-		-
Maturities		(4,000	)		-		-
Sales		-			-		-
Net gain from fair value adjustment of financial assets (1)		-			117		-
Net loss from fair value adjustment of financial liabilities (1)		-			-		238
Increase in accrued interest payable		-			-		9
Change in unrealized gains included in other comprehensive income		-			5		-
Ending balance	$	-		$	7,212	$	29,018
Changes in unrealized held at period end	$	-		$	5	$	-

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

	December 31, 2016
	Fair Value		Valuation Technique		Unobservable Input		Range			Weighted Average
	(Dollars in thousands)
Assets:
Trust preferred securities	$	7,361		Discounted cash flows		Discount rate	6.3%	-	7.1%		7.0	%
Liabilities:
Junior subordinated debentures	$	33,959		Discounted cash flows		Discount rate		6.3%			6.3	%

	December 31, 2015
	Fair Value		Valuation Technique		Unobservable Input		Range			Weighted Average
	(Dollars in thousands)
Assets:
Trust preferred securities	$	7,212		Discounted cash flows		Discount rate	7.0%	-	7.07%		7.1	%
Liabilities:
Junior subordinated debentures	$	29,018		Discounted cash flows		Discount rate		7.0%			7.0	%

Fair Value Measurements, Nonrecurring [Table Text Block]

	Quoted Prices
	in Active Markets				Significant Other				Significant Other
	for Identical Assets				Observable Inputs				Unobservable Inputs				Total carried at fair value
	(Level 1)				(Level 2)				(Level 3)				on a non-recurring basis
	2016		2015		2016		2015		2016		2015		2016		2015
Assets:
Impaired loans	$	-	$	-	$	-	$	-	$	14,968	$	15,360	$	14,968	$	15,360
Other real estate owned		-		-		-		-		533		4,932		533		4,932
Total assets	$	-	$	-	$	-	$	-	$	15,501	$	20,292	$	15,501	$	20,292

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

	December 31, 2016
	Carrying		Fair
	Amount		Value		Level 1		Level 2		Level 3
	(In thousands)
Assets:
Cash and due from banks	$	35,857	$	35,857	$	35,857	$	-	$	-
Securities held-to-maturity
Other securities		37,735		35,408		-		-		35,408
Securities available for sale
Mortgage-backed securities		516,476		516,476		-		516,476		-
Other securities		344,905		344,905		-		337,544		7,361
Loans		4,835,693		4,814,840		-		-		4,814,840
FHLB-NY stock		59,173		59,173		-		59,173		-
Interest rate swaps		6,350		6,350		-		6,350		-
Total assets	$	5,836,189	$	5,813,009	$	35,857	$	919,543	$	4,857,609
Liabilities:
Deposits	$	4,205,631	$	4,213,714	$	2,833,516	$	1,380,198	$	-
Borrowings		1,266,563		1,255,283		-		1,221,324		33,959
Interest rate swaps		3,386		3,386		-		3,386		-
Total liabilities	$	5,475,580	$	5,472,383	$	2,833,516	$	2,604,908	$	33,959

	December 31, 2015
	Carrying		Fair
	Amount		Value		Level 1		Level 2		Level 3
	(In thousands)
Assets:
Cash and due from banks	$	42,363	$	42,363	$	42,363	$	-	$	-
Securities held-to-maturity
Other securities		6,180		6,180		-		-		6,180
Securities available for sale
Mortgage-backed securities		668,740		668,740		-		668,740		-
Other securities		324,657		324,657		-		317,445		7,212
Loans		4,387,979		4,434,079		-		-		4,434,079
FHLB-NY stock		56,066		56,066		-		56,066		-
Interest rate swaps		48		48		-		48		-
Total assets	$	5,486,033	$	5,532,133	$	42,363	$	1,042,299	$	4,447,471
Liabilities:
Deposits	$	3,892,547	$	3,902,888	$	2,489,245	$	1,413,643	$	-
Borrowings		1,271,676		1,279,946		-		1,250,928		29,018
Interest rate swaps		4,314		4,314		-		4,314		-
Total liabilities	$	5,168,537	$	5,187,148	$	2,489,245	$	2,668,885	$	29,018

Fair Value, Measurements, Nonrecurring [Member]

Notes Tables

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

	At December 31, 2016
	Fair Value		Valuation Technique		Unobservable Input		Range			Weighted Average
	(Dollars in thousands)
Assets:
Impaired loans	$	2,007		Income approach		Capitalization rate	6.0%	to	7.5%		7.0	%
						Reduction for planned expedited disposal		15.0%			15.0	%
Impaired loans	$	8,703		Sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	-40.0%	to	16.2%		-1.5	%
						Reduction for planned expedited disposal	0%	to	15.0%		7.7	%
Impaired loans	$	4,258		Blended income and sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	-50.0%	to	25.0%		-0.6	%
						Capitalization rate	5.3%	to	9.5%		7.2	%
						Reduction planned for expedited disposal		15.0%			15.0	%
Other real estate owned	$	533		Sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	3.3%	to	18.6%		11.0	%

	At December 31, 2015
	Fair Value		Valuation Technique		Unobservable Input		Range			Weighted Average
	(Dollars in thousands)
Assets:
Impaired loans	$	3,878		Income approach		Capitalization rate	7.3%	to	8.5%		7.7	%
						Loss severity discount		15.0%			15.0	%
Impaired loans	$	5,555		Sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	-50.0%	to	40.0%		-2.2	%
						Loss severity discount		15.0%			15.0	%
Impaired loans	$	5,927		Blended income and sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	-50.0%	to	25.0%		-2.2	%
						Capitalization rate	5.3%	to	9.0%		7.0	%
						Loss severity discount	5.2%	to	15.0%		13.7	%
Other real estate owned	$	3,750		Income approach		Capitalization rate		9.0%			9.0	%
Other real estate owned	$	366		Sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	-5.0%	to	25.0%		12.0	%
Other real estate owned	$	816		Blended income and sales approach		Adjustment to sales comparison value to reconcile differences between comparable sales	-10.0%	to	15.0%		2.5	%
						Capitalization rate		8.6%			8.6	%