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Credit Facility - Interest Rate Swaps (Details) - USD ($)
3 Months Ended
Jan. 31, 2019
Jan. 31, 2018
Nov. 01, 2018
Oct. 31, 2018
Line of Credit Facility [Line Items]        
Net gains from cash flow hedges recorded in accumulated other comprehensive loss, net of tax $ 11,500,000     $ 17,800,000
Interest expense 13,500,000 $ 14,300,000    
Interest rate cash flow hedge gain (loss) to be reclassified during next 12 months, gross 2,800,000      
Tax to be reclassified during next 12 months 1,200,000      
Accumulated Net Gain (Loss) from Cash Flow Hedges        
Line of Credit Facility [Line Items]        
Tax related to amounts in accumulated other comprehensive loss 4,700,000     $ 7,100,000
Interest expense 1,000,000      
Interest expense, net of taxes $ 400,000      
Interest Rate Swap, Maturity 4/30/2021        
Line of Credit Facility [Line Items]        
Notional amount     $ 90,000,000  
Derivative, fixed interest rate (percent)     2.83%  
Interest Rate Swap, Maturity 10/31/2021        
Line of Credit Facility [Line Items]        
Notional amount     $ 90,000,000  
Derivative, fixed interest rate (percent)     2.84%  
Interest Rate Swap, Maturity 4/30/2022        
Line of Credit Facility [Line Items]        
Notional amount     $ 130,000,000  
Derivative, fixed interest rate (percent)     2.86%  
Interest Rate Swap, Maturity 9/1/2022        
Line of Credit Facility [Line Items]        
Notional amount     $ 130,000,000  
Derivative, fixed interest rate (percent)     2.84%