Supplemental Cash Flow Information	6 Months Ended
Jun. 30, 2019
Supplemental Cash Flow Elements [Abstract]
Supplemental Cash Flow Information	Supplemental Cash Flow Information Occidental paid foreign and domestic state income taxes of $544 million and $545 million during the six months ended June 30, 2019, and 2018, respectively. Occidental received domestic tax refunds of $2 million during the six months ended June 30, 2019 and 2018. Interest paid totaled $199 million and $182 million during the six months ended June 30, 2019, and 2018, respectively. Occidental acquired property and equipment of $105 million under build-to-suit leases during the six months ended June 30, 2019.

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-URI http://asc.fasb.org/topic&trid=2134446

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