INCOME TAXES (Details 1)	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Federal statutory income tax rate	35.00%	35.00%	35.00%
State taxes, less applicable federal income tax reduction	3.10%	1.80%	3.20%
Net tax benefit on noncontrolling interests' share of income	(1.70%)	(2.50%)	(2.60%)
Net tax benefit on qualified research and development activities	(1.70%)	(2.70%)	(1.00%)
Net tax benefit on qualified domestic production activities	(1.30%)	(1.00%)	(0.80%)
Other, net	0.40%	0.40%	(0.10%)
Effective tax rate	33.80%	31.00%	33.70%