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SUBSEQUENT EVENTS (Details) - USD ($)
$ in Thousands
9 Months Ended
Oct. 16, 2019
Sep. 30, 2019
Sep. 30, 2018
Subsequent Event [Line Items]      
Purchase price in cash   $ 15,767 $ 71,434
Subsequent Event [Member] | Cadence 13 [Member]      
Subsequent Event [Line Items]      
Purchase price in cash $ 24,300    
Business Acquisition, Description of Acquired Entity the Company acquired the remaining interest in Cadence13 (“Cadence13”), a leading creator of premium, personality-based podcasts and other on-demand audio content