NOTE 2 - INVESTMENT SECURITIES - (Table 2) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Obligations of U.S. government sponsored agencies
Description of Securities
Estimated Fair Value	$ 18,552
Unrealized Losses	(1,117)
Obligations of U.S. government sponsored agencies | Investment Securities less than twelve Months
Description of Securities
Estimated Fair Value	18,552
Unrealized Losses	(1,117)
Obligations of state and political subdivisions
Description of Securities
Estimated Fair Value	1,108
Unrealized Losses	(60)
Obligations of state and political subdivisions | Investment Securities less than twelve Months
Description of Securities
Estimated Fair Value	1,108
Unrealized Losses	(60)
Government sponsored agency mortgage-backed securities
Description of Securities
Estimated Fair Value	175,628	34,878
Unrealized Losses	(5,860)	(64)
Government sponsored agency mortgage-backed securities | Investment Securities less than twelve Months
Description of Securities
Estimated Fair Value	175,628	34,878
Unrealized Losses	(5,860)	(64)
Corporate debt securities
Description of Securities
Estimated Fair Value	4,762	4,756
Unrealized Losses	(1,238)	(1,244)
Corporate debt securities | Investment Securities more than twelve months
Description of Securities
Estimated Fair Value	4,762	4,756
Unrealized Losses	(1,238)	(1,244)
Equity securities
Description of Securities
Estimated Fair Value	2,977
Unrealized Losses	(23)
Equity securities | Investment Securities less than twelve Months
Description of Securities
Estimated Fair Value	2,977
Unrealized Losses	(23)
Securities Investment | Investment Securities less than twelve Months
Description of Securities
Estimated Fair Value	198,265	34,878
Unrealized Losses	(7,060)	(64)
Securities Investment | Investment Securities more than twelve months
Description of Securities
Estimated Fair Value	4,762	4,756
Unrealized Losses	(1,238)	(1,244)
Securities Investment | Securities Investment
Description of Securities
Estimated Fair Value	203,027	39,634
Unrealized Losses	$ (8,298)	$ (1,308)