COMMITMENTS, CONTINGENCIES AND CONCENTRATIONS (Details 3) (USD $)	12 Months Ended					12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 The Bank	Dec. 31, 2011 The Bank	Dec. 31, 2012 Concentrations of credit risk Commercial real estate and construction, land acquisition and development loans Loans	Dec. 31, 2011 Concentrations of credit risk Solid Waste Landfills Loans	Dec. 31, 2012 Concentrations of credit risk The Bank Land subdivision	Dec. 31, 2011 Concentrations of credit risk The Bank Land subdivision	Dec. 31, 2012 Concentrations of credit risk The Bank Shopping centers/complexes	Dec. 31, 2011 Concentrations of credit risk The Bank Shopping centers/complexes	Dec. 31, 2012 Concentrations of credit risk The Bank Gas stations	Dec. 31, 2011 Concentrations of credit risk The Bank Gas stations	Dec. 31, 2012 Concentrations of credit risk The Bank Office complexes/units	Dec. 31, 2011 Concentrations of credit risk The Bank Office complexes/units	Dec. 31, 2012 Concentrations of credit risk The Bank Solid Waste Landfills	Dec. 31, 2011 Concentrations of credit risk The Bank Solid Waste Landfills	Dec. 31, 2012 Concentrations of credit risk The Bank Hotels	Dec. 31, 2011 Concentrations of credit risk The Bank Hotels	Dec. 31, 2012 Customers outside Pennsylvania Commercial real estate and construction, land acquisition and development loans Loans
Federal Home Loan Bank - Mortgage Partnership Finance Program
Minimum percentage of credit enhancement guarantee to the FHLB for foreclosure losses of original loan principal sold	1.00%
Payments of first lien residential loan principal under FHLB	$ 13,500,000
Maximum obligation for guarantees to FHLB	1,500,000
Maximum foreclosure losses on entire pool of loans	77,000
Repayments from loans to related parties	118,700,000
Concentrations of Credit Risk
Federal insurance limit on deposit accounts				250,000	250,000
Loans	$ 597,775,000	$ 679,521,000	$ 757,936,000			$ 264,300,000		$ 17,658,000	$ 19,626,000	$ 21,068,000	$ 18,722,000	$ 5,245,000	$ 17,118,000	$ 9,801,000	$ 16,091,000	$ 13,233,000	$ 42,270,000	$ 13,596,000	$ 13,771,000	$ 29,300,000
% of gross loans						44.20%		2.95%	2.89%	3.52%	2.76%	0.88%	2.52%	1.64%	2.37%	2.21%	6.22%	2.27%	2.03%
% of net loans																				4.90%
Percentage of loans fully secured by cash collateral on deposit							97.00%