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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 98,025	$ (305,222)
Other Comprehensive Income:
Actuarially Determined Long-Term Liability Adjustments (Net of tax: $(48), $(40))	135	112
Comprehensive Income (Loss)	98,160	(305,110)
Less: Comprehensive Income Attributable to Noncontrolling Interest	0	23,864
Comprehensive Income (Loss) Attributable to CNX Resources Shareholders	$ 98,160	$ (328,974)

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