CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Oct. 31, 2012	Oct. 31, 2011
Accounts receivable, allowance	$ 1,785,000	$ 1,373,000
Common Stock, par value	$ 1	$ 1
Common Stock, authorized shares	100,000,000	100,000,000
Common Stock, issued	22,968,832	22,871,588
Common Stock, outstanding shares	22,968,832	22,871,588
Series A Preferred Stock
Preferred Stock, par value	$ 100	$ 100
Preferred Stock, authorized shares	500,000	500,000
Preferred Stock, issued
Other Preferred Stock
Preferred Stock, authorized shares	4,500,000	4,500,000
Preferred Stock, issued