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v3.23.1

Investments (Tables) | 3 Months Ended
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Apr. 01, 2023
Investments |
Summary of the estimated fair value of short-term investments classified as trading securities | ​
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​ | ​ | April 1, | ​ | December 31, | ​
(Millions of dollars) |  | 2023 | ​ | 2022 | ​
Domestic debt securities | ​ | $ | 475 | ​ | $ | 399 | ​
Domestic equity securities | ​ | ​ | 440 | ​ | ​ | 433 | ​
Foreign equity securities | ​ | ​ | 174 | ​ | ​ | 169 | ​
Foreign debt securities | ​ | ​ | 107 | ​ | ​ | 66 | ​
Money market funds held in trading accounts | ​ |  | 13 | ​ |  | 12 | ​
Other trading securities | ​ | ​ | 4 | ​ | ​ | 7 | ​
Total trading short-term investments | ​ | $ | 1,213 | ​ | $ | 1,086 | ​

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- Definition Tabular disclosure of investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 325 -URI https://asc.fasb.org/topic&trid=2197064 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -URI https://asc.fasb.org/topic&trid=75115024 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI https://asc.fasb.org/topic&trid=2196928 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -URI https://asc.fasb.org/topic&trid=2196965 + Details
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- References No definition available. + Details
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