XML 50 R36.htm IDEA: XBRL DOCUMENT v3.21.2
REVENUES - Narrative (Details) - USD ($)
$ in Millions
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Revenue from Contract with Customer [Abstract]      
Contract liabilities, net $ 1.6 $ 1.7 $ 1.9