PRINCIPLES OF CONSOLIDATION AND PRESENTATION (Details) (USD $)	3 Months Ended
	Mar. 31, 2013 loan item	Mar. 31, 2012
PRINCIPLES OF CONSOLIDATION AND PRESENTATION
Number of branches	11
Loans receivable
Interest income	$ 8,062,000	$ 8,848,000
Number of loans to the ESOP by Bancorp	2
Fox Chase Service Corporation | Loans | Commercial loans
Loans receivable
Commercial loans held	20,000,000
PMA
Loans receivable
Ownership (as a percent)	45.00%
PMA | Warehouse line of credit
Loans receivable
Interest income	80,000	69,000
Loan satisfaction fees recorded in service charges and other fee income	12,000	13,000
PMA | Loans
Loans receivable
Total loans acquired		$ 3,500,000