Amount of hedged item in hedging relationship. Excludes hedged asset or liability.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

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=109250915&loc=d3e13433-108611

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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DERIVATIVES AND RISK MANAGEMENT (Non-designated Hedges) (Details) R in Millions, $ in Millions	Jul. 26, 2013	Jun. 30, 2018 USD ($)	Jun. 30, 2018 ZAR (R)
Forward Contracts \| Not designated as hedging instruments
Derivative [Line Items]
Fair value of designated forward contracts \| $		$ 1.5
Hedged amount \| R			R 19.0
Interest Rate Swaps \| Designated as cash flow hedges
Derivative [Line Items]
Derivative, term of contract	5 years