FAIR VALUE (Details 4) (Non-recurring basis, USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Assets:
Total impaired loans	$ 3,571		$ 5,789
Impaired servicing rights	1,657		1,794
Other real estate owned/assets held for sale	2,006		1,014
Gross carrying amount of impaired loans	4,419		6,879
Valuation allowance of impaired loans	848		1,090
Provision expenses of impaired loans	(32)	1,328
Gross outstanding balance of servicing rights	2,032		2,169
Valuation allowance of servicing rights	375		375
Change occurred in the valuation allowance	0	(250)
Write-down of other real estate owned/assets held for sale	104	134
Breakdown of properties by portfolio class
Gross outstanding balance of other real estate owned/assets held for sale	3,438		1,362
Valuation allowance of other real estate owned/assets held for sale	1,432		348
Other real estate owned/assets held for sale	2,006		1,014
Commercial and industrial
Assets:
Total impaired loans			76
Gross carrying amount of impaired loans	12
Valuation allowance of impaired loans	12
Farm real estate
Assets:
Total impaired loans	55		375
Gross carrying amount of impaired loans	76
Valuation allowance of impaired loans	21
Construction and development
Assets:
Total impaired loans			226
Other real estate owned/assets held for sale	1,254		522
Breakdown of properties by portfolio class
Gross outstanding balance of other real estate owned/assets held for sale	2,388
Valuation allowance of other real estate owned/assets held for sale	1,134
Other real estate owned/assets held for sale	1,254		522
Home equity
Assets:
Other real estate owned/assets held for sale	71		67
Breakdown of properties by portfolio class
Gross outstanding balance of other real estate owned/assets held for sale	122
Valuation allowance of other real estate owned/assets held for sale	51
Other real estate owned/assets held for sale	71		67
Other
Assets:
Total impaired loans	3,516		5,112
Other real estate owned/assets held for sale	623
Breakdown of properties by portfolio class
Other real estate owned/assets held for sale	623
1-4 family
Assets:
Other real estate owned/assets held for sale	58
Breakdown of properties by portfolio class
Gross outstanding balance of other real estate owned/assets held for sale	74
Valuation allowance of other real estate owned/assets held for sale	16
Other real estate owned/assets held for sale	58
Other
Assets:
Total impaired loans	3,516
Other real estate owned/assets held for sale	623		425
Gross carrying amount of impaired loans	4,331
Valuation allowance of impaired loans	815
Breakdown of properties by portfolio class
Gross outstanding balance of other real estate owned/assets held for sale	854
Valuation allowance of other real estate owned/assets held for sale	231
Other real estate owned/assets held for sale	623		425
Significant Unobservable Inputs (Level 3)
Assets:
Total impaired loans	3,571		5,789
Impaired servicing rights	1,657		1,794
Other real estate owned/assets held for sale	2,006		1,014
Breakdown of properties by portfolio class
Other real estate owned/assets held for sale	2,006		1,014
Significant Unobservable Inputs (Level 3) | Commercial and industrial
Assets:
Total impaired loans			76
Significant Unobservable Inputs (Level 3) | Farm real estate
Assets:
Total impaired loans	55		375
Significant Unobservable Inputs (Level 3) | Construction and development
Assets:
Total impaired loans			226
Other real estate owned/assets held for sale	1,254		522
Breakdown of properties by portfolio class
Other real estate owned/assets held for sale	1,254		522
Significant Unobservable Inputs (Level 3) | Home equity
Assets:
Other real estate owned/assets held for sale	71		67
Breakdown of properties by portfolio class
Other real estate owned/assets held for sale	71		67
Significant Unobservable Inputs (Level 3) | Other
Assets:
Total impaired loans	3,516		5,112
Other real estate owned/assets held for sale	623		425
Breakdown of properties by portfolio class
Other real estate owned/assets held for sale	623		425
Significant Unobservable Inputs (Level 3) | 1-4 family
Assets:
Other real estate owned/assets held for sale	58
Breakdown of properties by portfolio class
Other real estate owned/assets held for sale	$ 58