INVESTMENT AND MORTGAGE-BACKED SECURITIES (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended					3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011	Dec. 31, 2011		Jun. 30, 2012 Credit Related Otti [Member]	Jun. 30, 2011 Credit Related Otti [Member]	Jun. 30, 2012 Credit Related Otti [Member]	Jun. 30, 2011 Credit Related Otti [Member]	Jun. 30, 2012 Non Credit Related Otti [Member]	Jun. 30, 2011 Non Credit Related Otti [Member]	Jun. 30, 2012 Non Credit Related Otti [Member]	Jun. 30, 2011 Non Credit Related Otti [Member]	Jun. 30, 2012 Total Credit and Non Credit Otti [Member]	Jun. 30, 2011 Total Credit and Non Credit Otti [Member]	Jun. 30, 2012 Total Credit and Non Credit Otti [Member]	Jun. 30, 2011 Total Credit and Non Credit Otti [Member]	Jun. 30, 2012 Pooled Trust Preferred Held To Maturity Securities TRUPS [Member]	Jun. 30, 2012 Registered Mutual Funds Available For Sale [Member]		Dec. 31, 2011 Registered Mutual Funds Available For Sale [Member]		Jun. 30, 2012 Agency Notes [Member]		Dec. 31, 2011 Agency Notes [Member]		Jun. 30, 2012 Pass Through MBS Issued by GSEs [Member]		Dec. 31, 2011 Pass Through MBS Issued by GSEs [Member]		Jun. 30, 2012 Collateralized Mortgage Obligations Issued By GSEs [Member]		Dec. 31, 2011 Collateralized Mortgage Obligations Issued By GSEs [Member]		Jun. 30, 2012 Private Issuer Pass Through MBS [Member]		Dec. 31, 2011 Private Issuer Pass Through MBS [Member]		Jun. 30, 2012 Private Issuer CMOs [Member]		Dec. 31, 2011 Private Issuer CMOs [Member]		Jun. 30, 2012 All Mortgage Backed Securities available for sale [Member]
Investment Securities Held To Maturity [Abstract]
Purchase Amortized / Historical Cost	$ 16,924			$ 17,884
Recorded Amortized/Historical Cost	7,979	[1]		8,910	[1]
Non-Credit OTTI	(655)			(929)
Unrealized Gains	0			0
Unrealized Losses	(1,327)	[2]		(1,470)	[2]
Book Value	5,997			6,511
Other Unrealized Losses	(394)			(1,587)
Fair value	5,603			4,924
Investment Securities Available For Sale [Abstract]
Purchase Amortized / Historical Cost																			5,116		5,049		99,819		170,362		57,809		71,008		30,564		15,128		1,213		1,614		1,132		1,400
Recorded Amortized/Historical Cost																			3,691	[1]	3,624	[1]	99,819	[1]	170,362	[1]	57,809	[1]	71,008	[1]	30,564	[1]	15,128	[1]	1,213	[1]	1,614	[1]	1,132	[1]	1,400	[1]
Non-Credit OTTI																			0		0		0		0		0		0		0		0		0		0		0		0
Unrealized Gains																			1,150		935		160		37		3,814		4,554		96		261		0		0		25		22
Unrealized Losses																			0		0		(48)		(90)		0		0		0		0		(28)		(110)		0		0
Book Value																			4,841		4,559		99,931		170,309		61,623		75,562		30,660		15,389		1,185		1,504		1,157		1,422
Other Unrealized Losses																			0		0		0		0		0		0		0		0		0		0		0		0
Fair Value																			4,841		4,559		99,931		170,309		61,623		75,562		30,660		15,389		1,185		1,504		1,157		1,422
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Due Less Than 12 Months, Amortized Cost	15,001
Due After One Year Through Five Years, Amortized Cost	84,748
Due After Five Years Through Ten Years, Amortized Cost	70
Amortized Cost, Total	99,819
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Due Less than 12 Months, Fair Value	14,983
Due After One Year Through Five Years, Estimated Fair Value	84,878
Due After Five Years Through Ten Years, Estimated Fair Value	70
Fair Value																			4,841		4,559		99,931		170,309		61,623		75,562		30,660		15,389		1,185		1,504		1,157		1,422
Available For Sale And Held To Maturity Securities Other Disclosures [Abstract]
Securities Weighted Average Term To Maturity (in years)																		22 years 7 months 6 days																									20 years 1 month 6 days
Weighted average duration of mortgage backed securities available for sale																																											1 year 2 months 12 days
Proceeds from Sale of Available-for-sale Securities, Total	313		0
Other Than Temporary Impairment Credit And Non Credit Losses Recognized In earnings And Other Comprehensive Loss [Abstract]
Other Than Temporary Impairment Credit And Non Credit Losses Recognized In Earnings And OCI Losses On Debt Securities Held						9,155	8,310	8,974	8,247	926	1,591	930	2,203	10,081	9,901	9,904	10,450
Other Than Temporary Impairment Credit And Non Credit Losses Recognized In Earnings And OCI Additions Additional Losses						0	574	181	637	0	0	6	0	0	574	187	637
Other Than Temporary Impairment Credit And Non Credit Losses Recognized In Earnings And O C I Reductions Change In Status						0	0	0	0	(181)	(640)	(181)	(1,245)	(181)	(640)	(181)	(1,245)
Other Than Temporary Impairment Credit And Non Credit Losses Recognized In Earnings And OCI Amortization Of OTTI						(210)	0	(210)	0	(90)	(1)	(100)	(8)	(300)	(1)	(310)	(8)
Other Than Temporary Impairment Credit And Non Credit Losses Recognized In Earnings And OCI Losses On Debt Securities Held						8,945	8,884	8,945	8,884	655	950	655	950	9,600	9,834	9,600	9,834
Held To Maturity Securities With No OTTI Number of Securities																		2
Held To Maturity Securities With No OTTI																		5,556
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value, Total	3,401	[3]		4,924	[4]
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	3,401	[3]		4,924	[4]
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	0	[3]		0	[4]
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses [Abstract]
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses, Total	2,155	[3]		3,986	[4]
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	2,155	[3]		3,986	[4]
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	0	[3]		0	[4]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total																							39,953		114,885										1,185		1,505
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value																							0		0										1,185		1,505
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value																							39,953		114,885										0		0
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses, Total																							48		90										28		109
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses																							0		0										28		109
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses																							48		90										0		0
Available-for-sale Securities and Held-to-maturity Securities [Abstract]
Available For Sale And Held For Maturity Securities Continuous Unrealized Loss Position Fair Value	44,539			121,314
Available For Sale And Held For Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value	4,586			6,429
Available For Sale And Held For Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value	39,953			114,885
Available For Sale And Held For Maturity Securities Continuous Unrealized Loss Position Aggregate Losses2	2,231			4,185
Available For Sale And Held For Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2	2,183			4,095
Available For Sale And Held For Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2	$ 48			$ 90

[1] Amount represents the purchase amortized / historical cost less any credit-related OTTI charges recognized through earnings.

[2] Amount represents the unamortized portion of the unrealized loss that was recognized in accumulated other comprehensive loss on September 1, 2008 (the day on which these securities were transferred from available-for-sale to held-to-maturity).

[3] At June 30, 2012, the recorded balance of these securities was $4,229. This balance reflected the remaining unrealized loss of $1,327 that was recognized in accumulated other comprehensive loss on September 1, 2008 (the day on which these securities were transferred from available-for-sale to held-to-maturity). In accordance with both ASC 320-10-35-17 and 320-10-65, these unrealized losses are currently being amortized over the remaining estimated life of these securities.

[4] At December 31, 2011, the recorded balance of these securities was $6,511. This balance reflected both the remaining unrealized loss of $1,470 that was recognized in accumulated other comprehensive loss on September 1, 2008 (the day on which these securities were transferred from available-for-sale to held-to-maturity) for two TRUPS that have not been deemed OTTI, and an unrealized loss of $929 that has been recognized in accumulated other comprehensive loss that represents the non-credit component of impairment for six TRUPS that have been deemed OTTI. In accordance with both ASC 320-10-35-17 and 320-10-65, these unrealized losses are currently being amortized over the remaining estimated life of these securities.