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INVESTMENTS IN UNCONSOLIDATED AFFILIATES (Tables)
6 Months Ended
Jun. 30, 2020
Equity Method Investments and Joint Ventures [Abstract]  
Carrying values of investments in unconsolidated entities
The carrying values of investments in unconsolidated affiliates, categorized by type of investment, is as follows (in thousands):
June 30, 2020December 31, 2019
Equity method investment$4,247  $4,406  
Non-marketable equity security investment3,018  3,018  
$7,265  $7,424