Accrued Liabilities

The following table summarizes the Company’s current accrued liabilities at December 31, 2014 and 2013 (in thousands).



	December 31,
	2014		2013
Accrued evaluated and unproved and unevaluated property costs	$	86,259	$	52,605
Accrued support equipment and facilities costs	4,290		—
Accrued stock-based compensation	—		56
Accrued lease operating expenses	9,034		6,251
Accrued interest on borrowings under Credit Agreement	206		141
Accrued asset retirement obligations	311		175
Accrued partners’ share of joint interest charges	3,767		1,173
Other	5,635		3,586
Total accrued liabilities	$	109,502	$	63,987

Supplemental Cash Flow Information

The following table provides supplemental disclosures of cash flow information for the years ended December 31, 2014, 2013 and 2012 (in thousands).



	Year Ended December 31,
	2014		2013		2012
Cash paid for interest expense, net of amounts capitalized	$	5,269	$	5,801	$	780
Asset retirement obligations related to mineral properties	3,843		1,363		1,195
Asset retirement obligations related to support equipment and facilities	120		3		49
Increase in liabilities for oil and natural gas properties capital expenditures	32,972		7,458		24,847
Increase in liabilities for support equipment and facilities	4,290		660		1,112
Issuance of restricted stock units for Board and advisor services	444		274		73
Issuance of common stock for Board and advisor services	16		57		71
Decrease in liabilities for accrued cost to issue equity	—		—		(332		)
Stock-based compensation expense recognized as liability	223		1,012		(1,092		)
Transfer of inventory to oil and natural gas properties	216		343		69