XML 83 R55.htm IDEA: XBRL DOCUMENT
v3.24.1

Other Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Other Assets |
Schedule of Other Assets | ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31 |  | December 31 |
($ millions) | ​ | 2023 | ​ | 2022 |
Investments(1) |  | 490 |  | 532 | ​
Prepaids | ​ | 661 | ​ | 481 | ​
Pension (note 23) | ​ | 207 | ​ | 212 | ​
Other(1) |  | 352 |  | 541 | ​
​ |  | 1 710 |  | 1 766 | ​
(1) | Prior period amounts have been reclassified to align with current period presentation of Other Assets. For the year ended December 31, 2022, $226 million was reclassified from Investments to Other. This reclassification had no effect on the other assets presentation on the consolidated balance sheet.
​

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

X
- Definition Tabular disclosure of other assets. + References No definition available. + Details
Name: | su_OtherAssetsDisclosureTableTextBlock
Namespace Prefix: | su_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration