XML 38 R28.htm IDEA: XBRL DOCUMENT v3.7.0.1
Description of Business (Details) - USD ($)
$ in Thousands
3 Months Ended
Jan. 31, 2017
Jan. 31, 2016
Provision (benefit) for income taxes $ 2,561 $ 3,725
Accounting Standards Update 2016-09 [Member] | New Accounting Pronouncement, Early Adoption, Effect [Member]    
Provision (benefit) for income taxes $ 300