XML 50 R31.htm IDEA: XBRL DOCUMENT
v3.21.1

Cash, Cash Equivalents and Restricted Cash (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Cash and Cash Equivalents [Abstract] |
Schedule of Cash and Cash Equivalents | The following table provides a reconciliation of cash, cash equivalents and restricted cash as reported within our Consolidated Statements of Cash Flows:
| December 31,
Millions of dollars | 2020 |  | 2019 |  | 2018
Cash and cash equivalents as presented in our Consolidated Balance Sheets | $ | 2,924 |  |  | $ | 1,952 |  |  | $ | 1,498 |
Restricted cash included in prepaid and other current assets | 10 |  |  | — |  |  | 40 |
Restricted cash included in other noncurrent assets | — |  |  | — |  |  | — |
Cash, cash equivalents and restricted cash as presented in our Consolidated Statements of Cash Flows | $ | 2,934 |  |  | $ | 1,952 |  |  | $ | 1,538 |
Restrictions on Cash and Cash Equivalents | The following table provides a reconciliation of cash, cash equivalents and restricted cash as reported within our Consolidated Statements of Cash Flows:
| December 31,
Millions of dollars | 2020 |  | 2019 |  | 2018
Cash and cash equivalents as presented in our Consolidated Balance Sheets | $ | 2,924 |  |  | $ | 1,952 |  |  | $ | 1,498 |
Restricted cash included in prepaid and other current assets | 10 |  |  | — |  |  | 40 |
Restricted cash included in other noncurrent assets | — |  |  | — |  |  | — |
Cash, cash equivalents and restricted cash as presented in our Consolidated Statements of Cash Flows | $ | 2,934 |  |  | $ | 1,952 |  |  | $ | 1,538 |

X
- References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of cash and cash equivalents. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCashAndCashEquivalentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=121583591&loc=SL98516268-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration