Income Taxes Reconciliation (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2010
Reconconciliation to the Company's effective income tax rate      
Federal statutory rate 35.00% 35.00% 35.00%
State and local income tax, net of federal income tax benefit 3.00% 3.60% 3.40%
Non-controlling interest (3.60%) 1.60% (0.90%)
Stock-based compensation 0.50% 0.60% 0.90%
Release of liabilities associated with uncertain tax positions 0.00% 0.00% (0.10%)
Other 0.40% 0.30% 0.30%
Effective income tax rate 35.30% 41.10% 38.60%
Decrease in deferred tax assets and taxes payable   $ 94.7  
Refund received from the change in tax accounting   $ 85.0