Line of Credit - Narrative (Details)	12 Months Ended
	Oct. 31, 2016 USD ($)
Line of Credit Facility [Line Items]
Syndicated line of credit, increased capacity	$ 800,000,000.0
Line of credit, maximum borrowing capacity	$ 1,000,000,000.0
Maximum leverage ratio	3.25
Minimum fixed charge coverage ratio	1.50
Consolidated net worth	$ 570,000,000.0
Consolidated net income earned	50.00%
Aggregate increases in stockholders' equity	100.00%
Covenants maximum leverage ratio	3.50
Federal Funds Rate
Line of Credit Facility [Line Items]
Variable rate	0.50%
One Month Eurodollar Rate
Line of Credit Facility [Line Items]
Variable rate	1.00%
Minimum
Line of Credit Facility [Line Items]
Percentage of commitment fee on the unused portion of the Facility	0.20%
Minimum | Base Rate
Line of Credit Facility [Line Items]
Variable rate	0.00%
Minimum | Eurodollar
Line of Credit Facility [Line Items]
Variable rate	1.00%
Maximum
Line of Credit Facility [Line Items]
Percentage of commitment fee on the unused portion of the Facility	0.275%
Maximum | Base Rate
Line of Credit Facility [Line Items]
Variable rate	0.75%
Maximum | Eurodollar
Line of Credit Facility [Line Items]
Variable rate	1.75%
Standby letters of credit
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 300,000,000.0
Swing Line Loan
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 50,000,000.0