Consolidated Statements of Income - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenue		$ 879,462	$ 1,375,559	$ 1,472,790
Other Income not Allocated to Segments (Note 4)		126,886	53,349	58,660
Gain on Sale of Assets		15,295	1,995	565
Total Revenue and Other Income		1,021,643	1,430,903	1,532,015
Costs and Expenses:
Operating and Other Costs		667,595	948,012	946,450
Depreciation, Depletion and Amortization		210,760	207,097	201,264
Freight Expense		39,990	19,667	43,572
Selling, General and Administrative Costs		72,706	67,111	65,346
(Gain) Loss on Debt Extinguishment		(21,352)	24,455	3,922
Interest Expense, net		61,186	66,464	83,848
Total Costs and Expenses		1,030,885	1,332,806	1,344,402
(Loss) Earnings Before Income Tax		(9,242)	98,097	187,613
Income Tax Expense (Note 6)		3,972	4,539	8,828
Net (Loss) Income		(13,214)	93,558	178,785
Less: Net (Loss) Income Attributable to Noncontrolling Interest		(3,459)	17,557	25,809
Net (Loss) Income Attributable to CONSOL Energy Inc. Shareholders		$ (9,755)	$ 76,001	$ 152,976
(Loss) Earnings per Share:
Total Basic (Loss) Earnings per Share (in dollars per share)		$ (0.37)	$ 2.82	$ 5.48
Total Dilutive (Loss) Earnings per Share (in dollars per share)		$ (0.37)	$ 2.81	$ 5.38
Coal Revenue [Member]
Revenue	[1]	$ 772,662	$ 1,288,529	$ 1,364,292
Terminal Revenue [Member]
Revenue		66,810	67,363	64,926
Freight Revenue [Member]
Revenue		$ 39,990	$ 19,667	$ 43,572

[1] For the years ended December 31, 2020, 2019 and 2018 , the PAMC segment had revenues from the following customers, each comprising over 10% of the Company's total sales: For the Years Ended December 31, 2020 2019 2018 Customer A $ 134,354 $ 242,703 $ 283,703 Customer B $ 173,461 $ 446,403 $ 274,755 Customer C $ 116,536 $ 215,099 $ 214,152