SHAREHOLDERS' EQUITY (Details Textual) (USD $)	1 Months Ended	6 Months Ended
	Aug. 31, 2012	Oct. 31, 2013	Jul. 03, 2013	Apr. 30, 2013
Common Stock, Shares, Issued		7,420,704	1,199,242	7,420,704
Common Stock, Par or Stated Value Per Share		$ 0.10	$ 6.25	$ 0.10
Proceeds from Sale of Treasury Stock		$ 7,144,000
Share Issuance Expenses		350,000
Pension Contributions	3,000,000	8,688,000
Stock Issued During Period Value Reduction Of Retained Earnings		15,298,000
Stock Issued During Period value Reduction Of Treasury Stock		22,442,000
PBGC [Member]
Pension Contributions		$ 3,243,000