LONG-TERM DEBT (Details Textuals)	Apr. 30, 2018	Oct. 31, 2017
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Weighted average interest rate	3.00%	2.40%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration