INCOME TAXES (Details 4) (USD $)	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010
Balances as of beginning of year	$ 2,306,000	$ 3,328,000
Increases related to prior year tax positions	50,000	46,000
Decreases related to prior year tax positions	(482,000)	(1,229,000)
Increases related to current year tax positions	393,000	551,000
Settlements	(56,000)	(31,000)
Lapse of statutes of limitations	(377,000)	(359,000)
Balances as of end of year	$ 1,834,000	$ 2,306,000