INVESTMENT SECURITIES (Details 2)	Jun. 30, 2012	Jun. 30, 2011
Default Rate	0.75%	0.75%
Recovery Rate	15.00%	15.00%
Prepayments	1.00%	1.00%
Minimum [Member]
Discount rate (coupon) range	2.90%	2.90%
Maximum [Member]
Discount rate (coupon) range	4.20%	4.20%