BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Textuals) (Details) (USD $)
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12 Months Ended | 12 Months Ended | |||||
---|---|---|---|---|---|---|---|
Dec. 31, 2012
plan
subsidiary
|
Dec. 31, 2011
|
Dec. 31, 2012
F&M Bank [Member]
|
Dec. 31, 2007
F&M Bank [Member]
|
Dec. 31, 2012
Core Deposit Intangibles [Member]
|
Dec. 31, 2012
Subsidiary, Banner Bank [Member]
office
|
Dec. 31, 2012
Subsidiary, Islanders Bank [Member]
location
|
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Basis of Presentation and Summary of Significant Accounting Policies [Abstract] | |||||||
Number of wholly-owned subsidiaries | 2 | ||||||
Number of offices | 85 | ||||||
Number of production offices | 7 | ||||||
Number of locations | 3 | ||||||
Federal home loan bank stock | $ 36,705,000 | $ 37,371,000 | |||||
Federal home loan bank stock, par value per share | $ 100.00 | ||||||
Proceeds from sale of FHLB stock | 665,900 | ||||||
Intangible asset, useful life | 8 years | ||||||
Cash surrender value of insurance policies | 59,900,000 | 58,600,000 | |||||
Notional amount of interest rate swaps | $ 95,000,000 | $ 16,000,000 | $ 23,000,000 | ||||
ESOP, employee loan, percentage of employer's initial public offering | 8.00% | ||||||
Number of stock option plans | 3 |