Consolidated Statements of Income - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Total Revenue from Contracts with Customers		$ 1,261,034	$ 879,462	$ 1,375,559
Unrealized Loss on Commodity Derivative Instruments (Note 21)		(52,204)	0	0
Miscellaneous Other Income (Note 4)		38,394	126,886	53,349
Gain on Sale of Assets		11,723	15,295	1,995
Total Revenue and Other Income		1,258,947	1,021,643	1,430,903
Costs and Expenses:
Operating and Other Costs		743,340	667,595	948,012
Depreciation, Depletion and Amortization		224,583	210,760	207,097
Freight Expense		103,819	39,990	19,667
Selling, General and Administrative Costs		89,113	72,706	67,111
(Gain) Loss on Debt Extinguishment		(657)	(21,352)	24,455
Interest Expense, net		63,342	61,186	66,464
Total Costs and Expenses		1,223,540	1,030,885	1,332,806
Earnings (Loss) Before Income Tax		35,407	(9,242)	98,097
Income Tax Expense (Note 6)		1,297	3,972	4,539
Net Income (Loss)		34,110	(13,214)	93,558
Less: Net (Loss) Income Attributable to Noncontrolling Interest		0	(3,459)	17,557
Net Income (Loss) Attributable to CONSOL Energy Inc. Stockholders		$ 34,110	$ (9,755)	$ 76,001
Earnings (Loss) per Share:
Total Basic Earnings (Loss) per Share (in dollars per share)		$ 0.99	$ (0.37)	$ 2.82
Total Dilutive Earnings (Loss) per Share (in dollars per share)		$ 0.96	$ (0.37)	$ 2.81
Coal Revenue [Member]
Total Revenue from Contracts with Customers	[1]	$ 1,092,022	$ 772,662	$ 1,288,529
Terminal Revenue [Member]
Total Revenue from Contracts with Customers		65,193	66,810	67,363
Freight Revenue [Member]
Total Revenue from Contracts with Customers		$ 103,819	$ 39,990	$ 19,667

[1] For the three and six months ended September 30, 2021 and 2020, the PAMC segment had revenues from the following customers, each comprising over 10% of the Company's total sales