Note 1 - Basis of Presentation (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2021		2020		2021		2020
Anti-Dilutive Restricted Stock Units		42,321		1,516,956		51,101		1,259,588
Anti-Dilutive Performance Share Units		—		29,062		—		29,061
		42,321		1,546,018		51,101		1,288,649

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended					Six Months Ended
Dollars in thousands, except per share data	June 30,					June 30,
	2021		2020			2021		2020
Numerator:
Net Income (Loss)	$	4,172	$	(21,063	)	$	30,576	$	(18,588	)
Less: Net Loss Attributable to Noncontrolling Interest		—		(3,080	)		—		(2,972	)
Net Income (Loss) Attributable to CONSOL Energy Inc. Stockholders	$	4,172	$	(17,983	)	$	30,576	$	(15,616	)
Denominator:
Weighted-average shares of common stock outstanding		34,446,605		26,031,103			34,327,282		26,009,129
Effect of dilutive shares*		643,892		—			734,388		—
Weighted-average diluted shares of common stock outstanding		35,090,497		26,031,103			35,061,670		26,009,129
Earnings (Loss) per Share:
Basic	$	0.12	$	(0.69	)	$	0.89	$	(0.60	)
Dilutive	$	0.12	$	(0.69	)	$	0.87	$	(0.60	)