REVENUE (Contract Assets and Liabilities) (Details) - USD ($) $ in Thousands	9 Months Ended
Jul. 31, 2019	Oct. 31, 2019	Nov. 01, 2018	Oct. 31, 2018
Revenue from Contract with Customer [Abstract]
Contract assets		$ 43,132	$ 54,272	$ 14,183
Contract liabilities		23,809	19,674
Net contract assets		$ 19,323	$ 34,598
Change in contract assets	$ (11,140)
Change in contract liabilities	4,135
Change in net contract assets	$ (15,275)

Amount, before allowance for credit loss, of right to consideration in exchange for good or service transferred to customer, when right is conditioned on something other than passage of time.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118944033&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=118944033&loc=SL49130533-203044

Name:	us-gaap_ContractWithCustomerAssetGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant