FAIR VALUE OF ASSETS AND LIABILITIES - Assets measured at fair value (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Fair Value Measurements Using, Level 1
Assets measured at fair value on a recurring basis
U.S. Treasury notes
U.S. Government agency notes
Municipal bonds
Mortgage-backed securities:
U.S. Government agencies
Collateralized mortgage obligations:
U.S. Government agencies
Non-agency
SBA bonds
Preferred stocks	536	167
Securities available-for-sale	536	167
Assets measured at fair value on a non-recurring basis
Collateral dependent impaired loans
Other real estate owned
Fair Value Measurements Using, Level 2
Assets measured at fair value on a recurring basis
U.S. Treasury notes	2,670	2,733
U.S. Government agency notes	2,619	7,726
Municipal bonds	42,573	47,365
Mortgage-backed securities:
U.S. Government agencies	36,314	48,729
Collateralized mortgage obligations:
U.S. Government agencies	3,848	5,197
Non-agency	8,895	11,507
SBA bonds	2,361	2,863
Preferred stocks		126,120
Securities available-for-sale	99,280	126,120
Assets measured at fair value on a non-recurring basis
Collateral dependent impaired loans
Other real estate owned
Fair Value Measurements Using, Level 3
Assets measured at fair value on a recurring basis
U.S. Treasury notes
U.S. Government agency notes
Municipal bonds
Mortgage-backed securities:
U.S. Government agencies
Collateralized mortgage obligations:
U.S. Government agencies
Non-agency
SBA bonds
Preferred stocks
Securities available-for-sale
Assets measured at fair value on a non-recurring basis
Collateral dependent impaired loans	6,547	8,434
Other real estate owned	571	244
Estimated fair value
Assets measured at fair value on a recurring basis
U.S. Treasury notes	2,670	2,733
U.S. Government agency notes	2,619	7,726
Municipal bonds	42,573	47,365
Mortgage-backed securities:
U.S. Government agencies	36,314	48,729
Collateralized mortgage obligations:
U.S. Government agencies	3,848	5,197
Non-agency	8,895	11,507
SBA bonds	2,361	2,863
Preferred stocks	536	126,287
Securities available-for-sale	99,816	126,287
Assets measured at fair value on a non-recurring basis
Collateral dependent impaired loans	6,547	8,434
Other real estate owned	$ 571	$ 244