CASH AND SECURITIES (Available-for-sale Securities with Continuous Loss Position) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 136,877	$ 115,888
Less than 12 Months, Unrealized Losses	(988)	(222)
12 Months or More, Fair Value	5,746	0
12 Months or More, Unrealized Losses	(81)	0
Total Fair Value	142,623	115,888
Unrealized Losses	(1,069)	(222)
U.S. Government and agency obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	22,955	74,326
Less than 12 Months, Unrealized Losses	(53)	(56)
12 Months or More, Fair Value	0	0
12 Months or More, Unrealized Losses	0	0
Total Fair Value	22,955	74,326
Unrealized Losses	(53)	(56)
Total municipal bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	15,628	7,674
Less than 12 Months, Unrealized Losses	(78)	(18)
12 Months or More, Fair Value	0	0
12 Months or More, Unrealized Losses	0	0
Total Fair Value	15,628	7,674
Unrealized Losses	(78)	(18)
Taxable municipal bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	11,009	3,599
Less than 12 Months, Unrealized Losses	(67)	(2)
12 Months or More, Fair Value	0	0
12 Months or More, Unrealized Losses	0	0
Total Fair Value	11,009	3,599
Unrealized Losses	(67)	(2)
Tax exempt municipal bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	4,619	4,075
Less than 12 Months, Unrealized Losses	(11)	(16)
12 Months or More, Fair Value	0	0
12 Months or More, Unrealized Losses	0	0
Total Fair Value	4,619	4,075
Unrealized Losses	(11)	(16)
Corporate bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	6,670
Less than 12 Months, Unrealized Losses	(9)
12 Months or More, Fair Value	0
12 Months or More, Unrealized Losses	0
Total Fair Value	6,670
Unrealized Losses	(9)
Total Mortgage-backed or related securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	71,908	33,888
Less than 12 Months, Unrealized Losses	(774)	(148)
12 Months or More, Fair Value	5,746	0
12 Months or More, Unrealized Losses	(81)	0
Total Fair Value	77,654	33,888
Unrealized Losses	(855)	(148)
1-4 residential agency guaranteed [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	32,459	26,730
Less than 12 Months, Unrealized Losses	(503)	(133)
12 Months or More, Fair Value	5,746	0
12 Months or More, Unrealized Losses	(81)	0
Total Fair Value	38,205	26,730
Unrealized Losses	(584)	(133)
Multifamily agency guaranteed [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	32,170	7,158
Less than 12 Months, Unrealized Losses	(226)	(15)
12 Months or More, Fair Value	0	0
12 Months or More, Unrealized Losses	0	0
Total Fair Value	32,170	7,158
Unrealized Losses	(226)	(15)
Multifamily other [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	7,279
Less than 12 Months, Unrealized Losses	(45)
12 Months or More, Fair Value	0
12 Months or More, Unrealized Losses	0
Total Fair Value	7,279
Unrealized Losses	(45)
SLMA [Member]
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	19,716
Less than 12 Months, Unrealized Losses	(74)
12 Months or More, Fair Value	0
12 Months or More, Unrealized Losses	0
Total Fair Value	19,716
Unrealized Losses	$ (74)