Accrued Liabilities

The following table summarizes the Company’s current accrued liabilities at December 31, 2016 and 2015 (in thousands).



	December 31,
	2016		2015
Accrued evaluated and unproved and unevaluated property costs	$	54,273	$	54,586
Accrued support equipment and facilities costs	15,139		17,393
Accrued lease operating expenses	16,009		7,743
Accrued interest on debt	6,541		5,806
Accrued asset retirement obligations	915		254
Accrued partners’ share of joint interest charges	5,572		4,565
Other	3,011		2,022
Total accrued liabilities	$	101,460	$	92,369

Supplemental Cash Flow Information

The following table provides supplemental disclosures of cash flow information for the years ended December 31, 2016, 2015 and 2014 (in thousands).



	Year Ended December 31,
	2016			2015			2014
Cash paid for income taxes	$	2,895		$	506		$	94
Cash paid for interest expense, net of amounts capitalized	27,464			16,154			5,269
Increase in asset retirement obligations related to mineral properties	3,817			2,510			3,843
Increase in asset retirement obligations related to support equipment and facilities	222			383			120
Increase (decrease) in liabilities for oil and natural gas properties capital expenditures	1,775			(30,683		)	32,972
(Decrease) increase in liabilities for support equipment and facilities	(588		)	12,076			4,290
Issuance of restricted stock units for Board and advisor services	992			584			444
Stock-based compensation expense recognized as liability	569			79			223
Increase in liabilities for accrued cost to issue equity	343			—			—
Transfer of inventory to oil and natural gas properties	395			615			216