Asset Retirement Obligations

12 Months Ended

Dec. 31, 2018

Asset Retirement Obligation Disclosure [Abstract]

Asset Retirement Obligations

ASSET RETIREMENT OBLIGATIONS:

CONSOL Energy accrues for mine closing costs, perpetual water care costs, and costs associated with the plugging of degasification wells using the accounting treatment prescribed by the Asset Retirement and Environmental Obligations Topic of the FASB Accounting Standards Codification. CONSOL Energy recognizes capitalized asset retirement costs by increasing the carrying amount of related long-lived assets.

The reconciliation of changes in the asset retirement obligations at December 31, 2018 and 2017 is as follows:

	As of December 31,
	2018			2017
Balance at Beginning of Period	$	258,823		$	272,538
Accretion Expense	19,468			18,922
Payments	(8,976		)	(10,467		)
Revisions in Estimated Cash Flows	(2,314		)	(20,529		)
Other	—			(1,641		)
Balance at End of Period	$	267,001		$	258,823