Basis of Presentation and Significant Accounting Policies - Earnings Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net income attributable to Continental Resources (numerator)
Net income attributable to Continental Resources (numerator)	$ 597,757	$ 259,642
Weighted average shares - basic	358,171	360,789
Non-vested restricted stock	4,204	1,884
Weighted average shares - diluted	362,375	362,673
Net income per share attributable to Continental Resources:
Basic (in dollars per share)	$ 1.67	$ 0.72
Diluted (in dollars per share)	$ 1.65	$ 0.72