CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash Flows from Operating Activities:
Net Income	$ 123,667	$ 98,690
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation, Depletion and Amortization	104,432	78,261
Gain on Sale of Assets	(358)	(13,536)
Stock/Unit Based Compensation	4,655	10,471
Deferred Income Taxes	2,575	(11,770)
Changes in Operating Assets:
Accounts and Notes Receivable	48,638	(4,749)
Inventories	5,075	(10,125)
Prepaid Expenses	1,685	5,237
Changes in Other Assets	10,232	10,625
Changes in Operating Liabilities:
Accounts Payable	8,457	(16,400)
Other Operating Liabilities	(16,770)	(8,728)
Changes in Other Liabilities	(19,550)	(34,847)
Other	5,454	898
Net Cash Provided by Operating Activities	278,192	104,027
Cash Flows from Investing Activities:
Capital Expenditures	(56,199)	(23,229)
Proceeds from Sales of Assets	1,229	16,985
Net Cash Used in Investing Activities	(54,970)	(6,244)
Cash Flows from Financing Activities:
Payments on Capitalized Leases	(6,597)	(1,990)
Net Payments on Revolver - MLP	0	(11,000)
Repurchases of Common Stock	(3,281)	0
Spin Distribution to CNX Resources	(18,234)	0
Distributions to Noncontrolling Interest	(11,174)	(10,935)
Other Parent Net Distributions	0	(79,622)
Shares/Units Withheld for Taxes	(2,871)	(808)
Debt-Related Financing Fees	(1,767)	0
Net Cash Used in Financing Activities	(92,698)	(104,355)
Net Increase (Decrease) in Cash and Cash Equivalents and Restricted Cash	130,524	(6,572)
Cash and Cash Equivalents and Restricted Cash at Beginning of Period	153,979	13,311
Cash and Cash Equivalents and Restricted Cash at End of Period	284,503	6,739
Non-Cash Investing and Financing Activities:
Capital Lease	45,979	0
Term Loan A
Cash Flows from Financing Activities:
Payments of loans	(26,250)	0
Term Loan B
Cash Flows from Financing Activities:
Payments of loans	(2,000)	0
Senior Secured Second Lien Notes due 2025
Cash Flows from Financing Activities:
Payments of loans	$ (20,524)	$ 0