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| 0000072903-20-000050-index.html | 2020-07-29 19:08:01 | |
| 0000072903-20-000050.txt | 2020-07-29 19:08:01 | |
 0000072903-20-000050-xbrl.zip | 58426 | 2020-07-29 19:08:01 |
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| Financial_Report.xlsx | 6304 | 2020-07-29 19:08:01 |
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| R1.htm | 57420 | 2020-07-29 19:08:01 |
| report.css | 2767 | 2020-07-29 19:08:01 |
| Show.js | 1085 | 2020-07-29 19:08:01 |
| xcelearningsreleaseq22.htm | 829778 | 2020-07-29 19:08:01 |
| xel-20200730.htm | 121009 | 2020-07-29 19:08:01 |
| xel-20200730.xsd | 3537 | 2020-07-29 19:08:01 |
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| xel-20200730_lab.xml | 33480 | 2020-07-29 19:08:01 |
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