COMMITMENTS AND CONTINGENT LIABILITIES (Tables)

9 Months Ended

Sep. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Commitment Expiration

No amounts related to these financial guarantees and letters of credit are recorded as liabilities in the financial statements. CONSOL Energy Inc. management believes that these guarantees will expire without being funded, and therefore, the commitments will not have a material adverse effect on financial condition.

	Amount of Commitment Expiration Per Period
	Total Amounts Committed		Less Than 1 Year		1-3 Years		3-5 Years		Beyond 5 Years
Letters of Credit:
Employee-Related	$	83,836	$	46,214	$	37,622	$	—	$	—
Environmental	998		998		—		—		—
Other	9,846		1,204		8,642		—		—
Total Letters of Credit	94,680		48,416		46,264		—		—
Surety Bonds:
Employee-Related	109,660		106,980		2,680		—		—
Environmental	477,152		467,991		9,161		—		—
Other	6,777		6,602		174		1		—
Total Surety Bonds	593,589		581,573		12,015		1		—
Guarantees:
Other	36,314		9,752		15,858		9,875		829
Total Guarantees	36,314		9,752		15,858		9,875		829
Total Commitments	$	724,583	$	639,741	$	74,137	$	9,876	$	829