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Revenue Recognition (Tables)
 12 Months Ended
Dec. 31, 2021
Revenue from Contract with Customer [Abstract]  
Revenues from Contracts with Customers Disaggregated by Product
The following table presents revenues from contracts with customers disaggregated by product:
Year Ended December 31,
(In millions)202120202019
OPERATING REVENUES
Natural gas $2,798 $1,405 $1,985 
Oil616 — — 
NGL243 — — 
Other 13 — — 
Total revenues from contracts with customers$3,670 $1,405 $1,985