REVENUE RECOGNITION - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Disaggregation of revenue
Oil, natural gas and NGL sales	$ 628	$ 432
Oil
Disaggregation of revenue
Oil, natural gas and NGL sales	486	331
Natural gas
Disaggregation of revenue
Oil, natural gas and NGL sales	80	47
NGLs
Disaggregation of revenue
Oil, natural gas and NGL sales	$ 62	$ 54

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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+ Details