Investment in Laramie Energy (Tables)

12 Months Ended

Dec. 31, 2018

Equity Method Investments and Joint Ventures [Abstract]

Equity Method Investments

The change in our equity investment in Laramie Energy is as follows (in thousands):

	Year Ended December 31,
	2018		2017		2016
Beginning balance	$	127,192	$	108,823	$	76,203
Equity earnings (losses) from Laramie Energy	4,487		13,043		(28,198		)
Accretion of basis difference	4,977		5,326		5,818
Investments	—		—		55,000
Ending balance	$	136,656	$	127,192	$	108,823

Equity Method Investees Financial Information

Summarized financial information for Laramie Energy is as follows (in thousands):

	December 31,
	2018		2017
Current assets	$	28,569	$	18,757
Non-current assets	788,515		720,444
Current liabilities	41,681		42,149
Non-current liabilities	293,084		237,497

	Year Ended December 31,
	2018		2017		2016
Natural gas and oil revenues	$	226,974	$	157,879	$	104,826
Income (loss) from operations	34,206		6,019		(27,325		)
Net income (loss)	6,347		30,837		(61,849		)