Financial Instruments - Carrying Amounts and Fair Values of Financial Instruments, Other than Receivables and Accounts Payable (Detail) - USD ($) $ in Thousands	Jul. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Oct. 31, 2014
Schedule Of Carrying Amounts And Fair Values Of Financial Instruments [Abstract]
Cash and cash equivalents, Carrying Amount	$ 60,294	$ 50,268	$ 61,000	$ 42,314
Notes payable, Carrying Amount	6,909	$ 1,108
Long-term debt, including current maturities, Carrying Amount	1,037,259
Foreign currency forward contracts (net), Carrying Amount	26
Cash and cash equivalents, Fair Value	60,294
Notes payable, Fair Value	6,909
Long-term debt, including current maturities, Fair Value	1,054,980
Foreign currency forward contracts (net), Fair Value	$ 26