Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Schedule of Property, Plant and Equipment

Depreciation of plant and equipment is calculated using the straight-line method over the estimated useful lives or lease terms, generally as follows:

	Years
Buildings and improvements	10 to 45
Machinery and equipment	3 to 25
Leasehold improvements	Life of Lease

Property, plant and equipment consists of the following:

	December 31,
	2018		2017
Plant and Equipment	$	2,890,970	$	2,757,062
Coal Properties and Surface Lands	858,153		857,031
Airshafts	419,100		392,266
Mine Development	342,405		344,139
Advance Mining Royalties	327,543		325,855
Total Property, Plant and Equipment	4,838,171		4,676,353
Less: Accumulated Depreciation, Depletion and Amortization	2,731,643		2,554,056
Total Property, Plant and Equipment, Net	$	2,106,528	$	2,122,297

Schedule of Antidilutive Securities

The table below sets forth the share-based awards that have been excluded from the computation of the diluted earnings per share because their effect would be anti-dilutive:

	For the Years Ended
	December 31,
	2018	2017	2016
Anti-Dilutive Restricted Stock Units	620	1,469	—
Anti-Dilutive Performance Share Units	6,363	—	—
	6,983	1,469	—

Schedule of Basic and Dilutive Earnings Per Share

The computations for basic and dilutive earnings per share are as follows:

	For the Years Ended
Dollars in thousands, except per share data	December 31,
	2018		2017		2016
Numerator:
Net Income	$	178,785	$	82,569	$	50,450
Less: Net Income Attributable to Noncontrolling Interest	25,809		14,940		8,954
Net Income Attributable to CONSOL Energy Shareholders	$	152,976	$	67,629	$	41,496
Denominator:
Weighted-average shares of common stock outstanding	27,928,245		27,968,188		27,967,509
Effect of dilutive shares	491,517		206,046		—
Weighted-average diluted shares of common stock outstanding	28,419,762		28,174,234		27,967,509
Earnings per Share:
Basic	$	5.48	$	2.42	$	1.48
Dilutive	$	5.38	$	2.40	$	1.48

Schedule of Common Stock Outstanding

Shares of common stock outstanding were as follows:

	2018		2017	2016
Balance, Beginning of Year	27,973,281		—	—
Issuance Related to Separation and Distribution (1)	—		27,967,509	—
Retirement Related to Stock Repurchase (2)	(708,245	)	—	—
Issuance Related to Stock-Based Compensation (3)	172,808		5,772	—
Balance, End of Year	27,437,844		27,973,281	—

(1) See Note 2 - Separation from The Company's Former Parent for additional information.

(2) See Note 5 - Stock, Unit and Debt Repurchase for additional information.

(3) See Note 17 - Stock-Based Compensation for additional information.

Schedule of Restricted Cash and Cash Equivalents

The following table provides a reconciliation of cash and cash equivalents and restricted cash reported in the accompanying Consolidated Balance Sheets that sums to the cash and cash equivalents and restricted cash at the end of the period presented on the accompanying Consolidated Statements of Cash Flows for the years ended December 31, 2018 and 2017:

	December 31, 2018		December 31, 2017
Cash and cash equivalents	$	235,677	$	153,979
Restricted cash*	29,258		—
	$	264,935	$	153,979

*These amounts are reported in Prepaid Expenses and Other Assets on the accompanying Consolidated Balance Sheets.