Intangible Assets 4 (Details) - USD ($)	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Amortization Expense
Amortizing intangible assets amortization expense	$ 2,300,000	$ 2,200,000
Estimated amortization expense
Remaining 2017	6,717,000
2018	8,927,000
2019	4,978,000
2020	3,807,000
2021	2,282,000
2022	2,154,000
Acquired Amortizable Intangible Assets [Member]
Amortization Expense
Amortizing intangible assets amortization expense	40,000
Estimated amortization expense
Remaining 2017	356,000
2018	474,000
2019	474,000
2020	297,000
2021	261,000
2022	$ 261,000