Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 508,446	$ 112,446
Accounts receivable:
Joint interest and other	81,955	73,038
Oil and natural gas sales	182,362	158,575
Inventories	14,815	9,108
Derivative instruments	0	531
Prepaid expenses and other	8,111	4,903
Total current assets	795,689	358,601
Property and equipment:
Oil and natural gas properties, full cost method of accounting ($4,283,629 and $4,105,865 excluded from amortization at September 30, 2018 and December 31, 2017, respectively)	10,818,378	9,232,694
Midstream assets	355,758	191,519
Other property, equipment and land	85,882	80,776
Accumulated depletion, depreciation, amortization and impairment	(2,545,412)	(2,161,372)
Net property and equipment	8,714,606	7,343,617
Funds held in escrow	62,034	6,304
Deferred tax asset	95,551	0
Investment in real estate, net	106,834	0
Other assets	31,859	62,463
Total assets	9,806,573	7,770,985
Current liabilities:
Accounts payable-trade	85,869	94,590
Accrued capital expenditures	292,700	221,256
Other accrued liabilities	143,792	92,512
Revenues and royalties payable	75,600	68,703
Derivative instruments	123,826	100,367
Total current liabilities	721,787	577,428
Long-term debt	2,332,359	1,477,347
Derivative instruments	5,931	6,303
Asset retirement obligations	23,897	20,122
Deferred income taxes	292,795	108,048
Other long-term liabilities	7	0
Total liabilities	3,376,776	2,189,248
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.01 par value, 200,000,000 shares authorized, 98,673,563 issued and outstanding at September 30, 2018; 98,167,289 issued and outstanding at December 31, 2017	987	982
Additional paid-in capital	5,464,542	5,291,011
Retained earnings (accumulated deficit)	467,830	(37,133)
Total Diamondback Energy, Inc. stockholders’ equity	5,933,359	5,254,860
Non-controlling interest	496,438	326,877
Total equity	6,429,797	5,581,737
Total liabilities and equity	$ 9,806,573	$ 7,770,985