FAIR VALUE (Details 2) (USD $)	3 Months Ended	12 Months Ended
Mar. 31, 2013 item	Dec. 31, 2012
Fair value measurement
Net unrealized gain	$ 5,464,000	$ 7,206,000
Losses resulting from changes in fair value	241,000
Available for Sale Securities	315,269,000	296,107,000
Loans
Fair value measurement
Number of loans	2
Unrealized gain on loans	264,000	293,000
Significant Other Unobservable Inputs (Level 3) \| Private label commercial mortgage related securities
Fair value measurement
Net unrealized gain	49,000	78,000
Recurring basis \| Balance
Fair value measurement
Financial assets acquired from debtors	5,762,000	3,714,000
Assets	323,495,000	302,307,000
Recurring basis \| Balance \| Obligations of U.S. government agencies
Fair value measurement
Available for Sale Securities	313,000	314,000
Recurring basis \| Balance \| Corporate securities
Fair value measurement
Available for Sale Securities	12,229,000	12,177,000
Recurring basis \| Balance \| Private label commercial mortgage related securities
Fair value measurement
Available for Sale Securities	4,679,000	6,197,000
Recurring basis \| Balance \| Agency residential mortgage related securities
Fair value measurement
Available for Sale Securities	298,048,000	277,419,000
Recurring basis \| Balance \| Loans
Fair value measurement
Assets	2,751,000	2,806,000
Recurring basis \| Balance \| Derivatives contracts
Fair value measurement
Liabilities	(287,000)	(320,000)
Recurring basis \| Significant Other Observable Inputs (Level 2)
Fair value measurement
Assets	310,315,000	289,602,000
Recurring basis \| Significant Other Observable Inputs (Level 2) \| Obligations of U.S. government agencies
Fair value measurement
Available for Sale Securities	313,000	314,000
Recurring basis \| Significant Other Observable Inputs (Level 2) \| Corporate securities
Fair value measurement
Available for Sale Securities	12,229,000	12,177,000
Recurring basis \| Significant Other Observable Inputs (Level 2) \| Agency residential mortgage related securities
Fair value measurement
Available for Sale Securities	298,048,000	277,419,000
Recurring basis \| Significant Other Observable Inputs (Level 2) \| Derivatives contracts
Fair value measurement
Liabilities	(275,000)	(308,000)
Recurring basis \| Significant Other Unobservable Inputs (Level 3)
Fair value measurement
Financial assets acquired from debtors	5,762,000	3,714,000
Assets	13,180,000	12,705,000
Recurring basis \| Significant Other Unobservable Inputs (Level 3) \| Private label commercial mortgage related securities
Fair value measurement
Available for Sale Securities	4,679,000	6,197,000
Recurring basis \| Significant Other Unobservable Inputs (Level 3) \| Loans
Fair value measurement
Assets	2,751,000	2,806,000
Recurring basis \| Significant Other Unobservable Inputs (Level 3) \| Derivatives contracts
Fair value measurement
Liabilities	(12,000)	(12,000)
Non-recurring basis \| Balance
Fair value measurement
Mortgage servicing rights	170,000	170,000
Assets	7,841,000	7,931,000
Non-recurring basis \| Balance \| Loans
Fair value measurement
Assets	1,841,000	2,951,000
Non-recurring basis \| Balance \| Other real estate owned
Fair value measurement
Assets	5,830,000	4,810,000
Non-recurring basis \| Significant Other Observable Inputs (Level 2)
Fair value measurement
Mortgage servicing rights	170,000	170,000
Assets	170,000	170,000
Non-recurring basis \| Significant Other Unobservable Inputs (Level 3)
Fair value measurement
Assets	7,671,000	7,761,000
Non-recurring basis \| Significant Other Unobservable Inputs (Level 3) \| Loans
Fair value measurement
Assets	1,841,000	2,951,000
Balance sheet value of fully charged-off loans	0
Non-recurring basis \| Significant Other Unobservable Inputs (Level 3) \| Other real estate owned
Fair value measurement
Assets	$ 5,830,000	$ 4,810,000

Represents the carrying value as of the balance sheet date of financial assets acquired from debtors.

No definition available.

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- Definition

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+ References

No definition available.

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Represents the number of loans.

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No definition available.

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- Definition

The increase (decrease), resulting in a gain, in the difference between the fair value and the carrying value of loans held at each balance sheet date, that was included in earnings for the period.

+ References

No definition available.

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- Definition

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

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-Publisher FASB

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-Name Accounting Standards Codification

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Amount of gain (loss) recognized in earnings, arising from assets measured at fair value on a recurring basis using unobservable inputs (level 3).

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+ References

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