DERIVATIVES AND RISK MANAGEMENT (Non-designated Hedges) (Details) - Apr. 04, 2020 - Forward Contracts - Not designated as hedging instruments R in Millions, $ in Millions	USD ($)	ZAR (R)
Derivative [Line Items]
Fair value of designated forward contracts \| $	$ 0.5
Hedged amount \| R		R 6.6

Fair value of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611

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