RELATED PERSON TRANSACTIONS - Equity Method Investees (Details) $ in Millions	1 Months Ended	3 Months Ended
	Aug. 31, 2019 renewal	Mar. 31, 2020 USD ($)
YES Network
Related Party Transaction [Line Items]
Number of renewal terms | renewal	2
Renewal period	2 years
Management service fee		$ 1
Mobile Trucks
Related Party Transaction [Line Items]
Amount paid		$ 7