Condensed Consolidated Balance Sheets - Unaudited - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Current assets
Cash	$ 59,950	$ 64,545
Restricted cash	24,812	19,439
Accounts receivable
Oil and natural gas revenues	66,921	68,161
Joint interest billings	61,872	61,831
Other	18,386	16,159
Derivative instruments	8,271	49,929
Lease and well equipment inventory	20,281	17,564
Prepaid expenses and other assets	12,891	8,057
Total current assets	273,384	305,685
Oil and natural gas properties, full-cost method
Evaluated	4,094,417	3,780,236
Unproved and unevaluated	1,234,176	1,199,511
Midstream properties	492,420	428,025
Other property and equipment	25,170	22,041
Less accumulated depletion, depreciation and amortization	(2,462,840)	(2,306,949)
Net property and equipment	3,383,343	3,122,864
Other assets
Derivative instruments	2,202	0
Deferred income taxes	7,149	20,457
Other assets	85,373	6,512
Total other assets	94,724	26,969
Total assets	3,751,451	3,455,518
Current liabilities
Accounts payable	19,821	66,970
Accrued liabilities	191,608	170,855
Royalties payable	66,130	64,776
Amounts due to affiliates	10,200	13,052
Advances from joint interest owners	4,725	10,968
Amounts due to joint ventures	1,588	2,373
Other current liabilities	42,703	1,028
Total current liabilities	336,775	330,022
Long-term liabilities
Borrowings under Credit Agreement	205,000	40,000
Borrowings under San Mateo Credit Facility	240,000	220,000
Senior unsecured notes payable	1,038,625	1,037,837
Asset retirement obligations	30,686	29,736
Derivative instruments	189	83
Deferred income taxes	14,845	13,221
Other long-term liabilities	44,728	4,962
Total long-term liabilities	1,574,073	1,345,839
Commitments and contingencies
Shareholders’ equity
Common stock - $0.01 par value, 160,000,000 shares authorized; 116,866,013 and 116,374,503 shares issued; and 116,647,704 and 116,353,590 shares outstanding, respectively	1,169	1,164
Additional paid-in capital	1,955,504	1,924,408
Accumulated deficit	(216,472)	(236,277)
Treasury stock, at cost, 218,309 and 20,913 shares, respectively	(3,724)	(415)
Total Matador Resources Company shareholders’ equity	1,736,477	1,688,880
Non-controlling interest in subsidiaries	104,126	90,777
Total shareholders’ equity	1,840,603	1,779,657
Total liabilities and shareholders’ equity	$ 3,751,451	$ 3,455,518