LOANS - Credit quality segments of loans receivable by credit risk rating (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Performing loans	$ 352,605	$ 347,121
Potential problem loans	12,635	14,039
Troubled debt restructurings: accruing	6,735	4,602
Troubled debt restructurings: non-accrual	1,606	1,753
Other non-accrual loans	6,803	6,323
Impaired loans	15,144	12,678
Loans receivable, gross	380,384	373,838
Pass
Performing loans	319,145	314,551
Potential problem loans
Troubled debt restructurings: accruing	1,000	1,379
Troubled debt restructurings: non-accrual
Other non-accrual loans
Impaired loans	1,000	1,379
Loans receivable, gross	320,145	315,930
Special mention
Performing loans	33,460	32,570
Potential problem loans
Troubled debt restructurings: accruing	1,591	1,413
Troubled debt restructurings: non-accrual
Other non-accrual loans
Impaired loans	1,591	1,413
Loans receivable, gross	35,051	33,983
Substandard
Performing loans
Potential problem loans	12,635	14,039
Troubled debt restructurings: accruing	4,144	1,810
Troubled debt restructurings: non-accrual	1,606	1,753
Other non-accrual loans	6,803	6,323
Impaired loans	12,553	9,886
Loans receivable, gross	25,188	23,925
Doubtful
Performing loans
Potential problem loans
Troubled debt restructurings: accruing
Troubled debt restructurings: non-accrual
Other non-accrual loans
Impaired loans
Loans receivable, gross
Unlikely to be Collected Financing Receivable [Member]
Performing loans
Potential problem loans
Troubled debt restructurings: accruing
Troubled debt restructurings: non-accrual
Other non-accrual loans
Impaired loans
Loans receivable, gross