Consolidated Statements of Comprehensive Earnings - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues from contracts with customers	$ 4,495	$ 2,578
Oil, gas and NGL derivatives	(683)	(528)
Total revenues	3,812	2,050
Production expenses	618	458
Exploration expenses	2	3
Depreciation, depletion and amortization	489	467
Asset dispositions	(1)	(32)
General and administrative expenses	94	107
Financing costs, net	85	77
Restructuring and transaction costs	0	189
Other, net	(61)	(29)
Total expenses	2,550	2,082
Earnings (loss) before income taxes	1,262	(32)
Income tax expense (benefit)	267	(248)
Net earnings (loss)	995	216
Net earnings attributable to noncontrolling interests	6	3
Net earnings (loss) attributable to Devon	$ 989	$ 213
Net earnings per share:
Basic net earnings per share:	$ 1.48	$ 0.33
Diluted net earnings per share:	$ 1.48	$ 0.32
Comprehensive earnings:
Net earnings	$ 995	$ 216
Other comprehensive earnings, net of tax:
Pension and postretirement plans	1	23
Other comprehensive earnings, net of tax	1	23
Comprehensive earnings:	996	239
Comprehensive earnings attributable to noncontrolling interests	6	3
Comprehensive earnings attributable to Devon	990	236
Oil, Gas and NGL Sales [Member]
Revenues from contracts with customers	3,175	1,757
Marketing and Midstream Revenues [Member]
Revenues from contracts with customers	1,320	821
Marketing and Midstream Expenses [Member]
Expenses	$ 1,324	$ 842