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FAIR VALUE (Tables)
3 Months Ended
Mar. 31, 2020
Fair Value Disclosures [Abstract]  
Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block]
 Fair Value Measurements as of March 31, 2020 Using
 Level 1Level 2Level 3Total
Assets:    
Money market funds$707  $—  $—  $707  
Equity investment$—  $—  $10,887  $10,887