SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) Share data in Millions, unless otherwise specified	1 Months Ended	12 Months Ended
	Jan. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Nature of Operations [Abstract]
Number of bank branches		168
Number of counties in New York where the bank has facilities		35
Number of counties in Pennsylvania where the bank has facilities		5
Impaired and Other Nonaccrual Loans [Abstract]
Number of days past due for loans to be placed on nonaccrual status		90
Threshold amount of individual commercial loans evaluated for impairment		$ 500,000
Intangible assets [Abstract]
Intangible asset useful life (amortization period), minimum (in years)		8
Intangible asset useful life (amortization period), maximum (in years)		20
Premises and Equipment [Abstract]
Other real estate		2,600,000	2,000,000
Advertising [Abstract]
Advertising costs		2,300,000	2,000,000	2,700,000
Subsequent Events [Abstract]
Public stock offering proceeds, gross	57,500,000
Public stock offering shares issued (in shares)	2.13
Public stock offering proceeds, net	$ 54,900,000
Equipment [Member]
Premises and Equipment [Abstract]
Estimated useful life, minimum (in years)		5
Estimated useful life, maximum (in years)		10
Software and Hardware [Member]
Premises and Equipment [Abstract]
Estimated useful life, minimum (in years)		3
Estimated useful life, maximum (in years)		7
Building and Building Improvements [Member]
Premises and Equipment [Abstract]
Estimated useful life, minimum (in years)		10
Estimated useful life, maximum (in years)		40
Land Improvements [Member]
Premises and Equipment [Abstract]
Estimated useful life, maximum (in years)		15