CONSOLIDATED BALANCE SHEET (Unaudited) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
CURRENT ASSETS:
Cash and cash equivalents ($75 and $24 related to Altus VIE)	$ 1,022	$ 262
Receivables, net of allowance of $99 and $95	1,065	908
Other current assets (Note 6) ($9 and $5 related to Altus VIE)	599	676
Total current assets	2,686	1,846
PROPERTY AND EQUIPMENT:
Oil and gas properties	40,233	41,819
Gathering, processing, and transmission facilities ($206 and $206 related to Altus VIE)	668	670
Other ($4 and $3 related to Altus VIE)	1,140	1,140
Less: Accumulated depreciation, depletion, and amortization ($19 and $13 related to Altus VIE)	(33,744)	(34,810)
Property and equipment, net	8,297	8,819
OTHER ASSETS:
Equity method interests (Note 7) ($1,554 and $1,555 related to Altus VIE)	1,554	1,555
Deferred charges and other ($9 and $5 related to Altus VIE)	529	526
Note receivable from APA Corporation (Note 2)	1,322	0
Total assets	14,388	12,746
CURRENT LIABILITIES:
Accounts payable	587	444
Accounts payable to APA Corporation	34	0
Current debt	215	2
Other current liabilities (Note 8) ($11 and $4 related to Altus VIE)	942	862
Total current liabilities	1,778	1,308
LONG-TERM DEBT (Note 10) ($657 and $624 related to Altus VIE)	8,420	8,770
DEFERRED CREDITS AND OTHER NONCURRENT LIABILITIES:
Income taxes	195	215
Asset retirement obligation (Note 9) ($66 and $64 related to Altus VIE)	1,893	1,888
Other ($131 and $144 related to Altus VIE)	537	602
Total deferred credits and other noncurrent liabilities	2,625	2,705
REDEEMABLE NONCONTROLLING INTEREST - ALTUS PREFERRED UNIT LIMITED PARTNERS (Note 13)	617	608
EQUITY (DEFICIT):
Common stock, $0 and $0.625 par, respectively, 0 and 860,000,000 shares authorized, respectively, 0 and 418,429,375 shares issued, respectively	0	262
Paid-in capital	9,535	11,735
Accumulated deficit	(9,642)	(10,461)
Treasury stock, at cost, 0 and 40,946,745 shares, respectively	0	(3,189)
Accumulated other comprehensive income	15	14
DEFICIT ATTRIBUTABLE TO APA CORPORATION	(92)	(1,639)
TOTAL EQUITY (DEFICIT)	948	(645)
TOTAL LIABILITIES AND EQUITY	14,388	12,746
Noncontrolling interests, Egypt
EQUITY (DEFICIT):
Noncontrolling interest	948	925
Noncontrolling interests, Altus
EQUITY (DEFICIT):
Noncontrolling interest	$ 92	$ 69