SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textuals) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
New Accounting Pronouncement, Early Adoption [Line Items]
Net Income (Loss) Attributable to Parent	$ 40,927	$ 31,271
Weighted Average Number of Shares Outstanding, Diluted	69,123	67,940
New Accounting Pronouncement, Early Adoption, Effect [Member]
New Accounting Pronouncement, Early Adoption [Line Items]
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense	$ 3,100
Net Income (Loss) Attributable to Parent	$ 2,600
Weighted Average Number of Shares Outstanding, Diluted	543