REVENUES - Transaction Price Allocated to the Remaining Performance Obligations (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-07-01 $ in Billions	Jun. 30, 2020 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation	$ 1.4
Revenue, remaining performance obligation, percentage	46.00%
Expected timing of satisfaction, period	12 months