Summary of Significant Accounting Policies - Fair Value Contingent Consideration Significant Unobservable Inputs (Details) $ in Thousands	12 Months Ended
	Oct. 31, 2015 USD ($)
Fair Value Measurement Of Contingent Consideration Encompasses Following Significant Unobservable Inputs Table [Abstract]
Estimated contingent consideration payments	$ 3,000
Minimum [Member]
Fair Value Measurement Of Contingent Consideration Encompasses Following Significant Unobservable Inputs Table [Abstract]
Discount rate	0.00%
Timing of cash flow	1 year
Maximum [Member]
Fair Value Measurement Of Contingent Consideration Encompasses Following Significant Unobservable Inputs Table [Abstract]
Discount rate	10.00%
Probability of achievement	100.00%