Note 9 - Borrowed Funds and Securities Sold Under Agreements to Repurchase (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure Text Block [Abstract]

Schedule of Repurchase Agreements [Table Text Block]

	2014					2013
	Amount		Weighted Average Rate			Amount		Weighted Average Rate
	(Dollars in thousands)
Repurchase agreements - fixed rate:
Due in 2014	$	-		-	%	$	9,300		1.27	%
Due in 2016		38,000		1.92			68,000		3.27
Due in 2017		38,000		4.16			38,000		4.16
Due in 2020		40,000		3.45			40,000		3.45
Total repurchase agreements - fixed rate		116,000		3.18			155,300		3.41
FHLB-NY advances - fixed rate:
Due in 2014		-		-			89,500		0.63
Due in 2015		185,551		0.80			166,732		1.21
Due in 2016		315,847		1.15			331,062		1.20
Due in 2017		305,525		2.12			174,160		2.79
Due in 2018		74,798		1.29			65,798		1.24
Due in 2019		30,000		1.83			-		-
Total FHLB-NY advances - fixed rate		911,721		1.44			827,252		1.48
Junior subordinated debentures - adjustable rate
Due in 2037		28,771		5.96			29,570		5.67
Total borrowings	$	1,056,492		1.75	%	$	1,012,122		1.90	%

Schedule of Borrowings Which Have Call Provisions [Table Text Block]

	Amount		Rate			Maturity Date	Call Date
	(Dollars in thousands)
FHLB-NY advances - fixed rate	$	20,000		4.43	%	10/10/2017	1/9/2015
FHLB-NY advances - fixed rate		30,000		4.60		10/10/2017	1/9/2015
FHLB-NY advances - fixed rate		10,000		4.13		9/18/2017	3/17/2015
FHLB-NY advances - fixed rate		10,000		4.32		9/18/2017	3/17/2015
FHLB-NY advances - fixed rate		10,000		4.15		9/18/2017	3/18/2015
Repurchase agreements - fixed rate		20,000		2.20		7/12/2016	1/12/2015
Repurchase agreements - fixed rate		18,000		4.28		10/18/2017	1/20/2015
Repurchase agreements - fixed rate		18,000		1.60		4/19/2016	1/20/2015
Repurchase agreements - fixed rate		20,000		4.05		9/19/2017	3/19/2015
Repurchase agreements - fixed rate		10,000		3.08		8/1/2020	2/1/2016
Repurchase agreements - fixed rate		10,000		3.19		2/1/2020	2/1/2016
Repurchase agreements - fixed rate		20,000		3.76		8/1/2020	2/1/2016

Information Relating to Collateralized Repurchase Agreements [Table Text Block]

	2014			2013			2012
	(Dollars in thousands)
Book value of collateral	$	142,925		$	199,447		$	228,620
Estimated fair value of collateral		142,925			199,447			228,620
Average balance of outstanding agreements during the year		137,824			172,944			185,300
Maximum balance of outstanding agreements at a month end during the year		155,300			185,300			185,300
Average interest rate of outstanding agreements during the year (1)		5.37	%		3.42	%		3.62	%

Terms of Securities Issued By Trusts [Table Text Block]

	Flushing Financial Capital Trust II			Flushing Financial Capital Trust III			Flushing Financial Capital Trust IV
Issue Date	June 20, 2007			June 21, 2007			July 3, 2007
Initial Rate		7.14	%		6.89	%		6.85	%
First Reset Date	September 1, 2012			June 15, 2012			July 30,2012
Spread over 3-month LIBOR		1.41	%		1.44	%		1.42	%
Maturity Date	September 1, 2037			September 15, 2037			July 30, 2037