NOTE 2 - INVESTMENT SECURITIES (Detail) - (Table 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Corporate Debt Securities [Member] | Investment Securities more than twelve months [Member]
Description of Securities
Estimated Fair Value	$ 4,440	$ 4,232
Unrealized Losses	(1,560)	(1,768)
Corporate Debt Securities [Member] | Securities Investment [Member]
Description of Securities
Estimated Fair Value	4,440	4,232
Unrealized Losses	(1,560)	(1,768)
Securities Investment [Member] | Investment Securities less than twelve Months [Member]
Description of Securities
Estimated Fair Value		97,343
Unrealized Losses		(340)
Securities Investment [Member] | Investment Securities more than twelve months [Member]
Description of Securities
Estimated Fair Value	4,440	21,662
Unrealized Losses	(1,560)	(1,825)
Securities Investment [Member] | Securities Investment [Member]
Description of Securities
Estimated Fair Value	4,440	119,005
Unrealized Losses	(1,560)	(2,165)
US States and Political Subdivisions Debt Securities [Member] | Investment Securities less than twelve Months [Member]
Description of Securities
Estimated Fair Value		714
Unrealized Losses		(4)
US States and Political Subdivisions Debt Securities [Member] | Investment Securities more than twelve months [Member]
Description of Securities
Estimated Fair Value		572
Unrealized Losses		(48)
US States and Political Subdivisions Debt Securities [Member] | Securities Investment [Member]
Description of Securities
Estimated Fair Value		1,286
Unrealized Losses		(52)
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Investment Securities less than twelve Months [Member]
Description of Securities
Estimated Fair Value		96,629
Unrealized Losses		(336)
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Investment Securities more than twelve months [Member]
Description of Securities
Estimated Fair Value		16,858
Unrealized Losses		(9)
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Securities Investment [Member]
Description of Securities
Estimated Fair Value		113,487
Unrealized Losses		$ (345)