PENSION PLAN (Details Textual) (USD $)	1 Months Ended	3 Months Ended
	Aug. 31, 2012	Jul. 31, 2013
Pension Benefit Plan Accelerated Funding		$ 11,688,000
Pension Contributions	3,000,000	8,688,000
Expected Pension Contributions		426,000
PBGC [Member]
Pension Benefit Plan Accelerated Funding		5,019,000
Defined Pension Plan Real property Of Mortgage		8,121,000
Subsequent Event [Member]
Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities		8,688,000
Percentage Of Line Of Credit		110.00%
Escrow Deposit Percentage		100.00%
Subsequent Event [Member] | PBGC [Member]
Pension Contributions		3,243,000
First Lien Mortagages On Real Property Appraised Value		10,039,000
Pension Contributions Towards Accelerated Funding Liability		$ 426,000