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Restricted Cash and Short-Term Investments - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
Aug. 03, 2014
Nov. 03, 2013
Short-Term Credit Facility [Member]
   
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted as collateral $ 25.0  
Restricted cash and short-term investments [Member]
   
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted cash 15.7 15.6
Short-term investments 5.6 6.1
Restricted cash and short-term investments [Member] | Short-Term Credit Facility [Member]
   
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted as collateral $ 25.0 $ 31.8