GENERAL Redeemable Non-Controlling Interest (Details) - Ethiopia Joint Venture [Member]	Jul. 30, 2017
Noncontrolling Interest [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	75.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	25.00%

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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