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| 0000081018-23-000003-index.html | 2023-02-23 15:04:21 | |
| 0000081018-23-000003.txt | 2023-02-23 15:04:21 | |
 0000081018-23-000003-xbrl.zip | 770928 | 2023-02-23 15:04:21 |
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| psco-20221231.htm | 3799932 | 2023-02-23 15:04:21 |
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| report.css | 2767 | 2023-02-23 15:04:21 |
| Show.js | 1085 | 2023-02-23 15:04:21 |