Commitments and Contingencies (Tables)
12 Months Ended
Oct. 31, 2011
Commitments And Contingencies Disclosure Table [Abstract]  
Schedule of future minimum lease payments and future minimum rent receipts under subleases
 Year Ending October 31,  
 (in thousands) Amount(1)
 2012$19,286
 2013 19,790
 2014 20,309
 2015 20,114
 2016 – thereafter 331,944
 Total$ 411,443

 Year Ending October 31,  
 (in thousands) Amount
 2012$1,278
 2013 1,022
 2014 971
 2015 971
 2016 – thereafter 291
 Total$ 4,533