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FINANCING ARRANGEMENTS (Summary of Liability and Equity Components of Notes, Issuance Costs and Applicable Assumptions Used for Calculation) (Parenthetical) (Details) - USD ($)
Jul. 28, 2018
May 28, 2015
2020 Convertible Notes [Member]    
Debt Instrument [Line Items]    
Debt instrument conversion, principal amount of each note converted   $ 1,000
2025 Convertible Notes [Member]    
Debt Instrument [Line Items]    
Debt instrument conversion, principal amount of each note converted $ 1,000