Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352541-21-000078-index-headers.html | 2021-09-15 19:48:49 | |
| 0000352541-21-000078-index.html | 2021-09-15 19:48:49 | |
| 0000352541-21-000078.txt | 2021-09-15 19:48:49 | |
 0000352541-21-000078-xbrl.zip | 74852 | 2021-09-15 19:48:49 |
 alliantenergylogo.jpg | 334542 | 2021-09-15 19:48:49 |
| FilingSummary.xml | 1893 | 2021-09-15 19:48:49 |
| Financial_Report.xlsx | 5912 | 2021-09-15 19:48:49 |
 image_0.jpg | 131022 | 2021-09-15 19:48:49 |
| lnt-20210913.htm | 43285 | 2021-09-15 19:48:49 |
| lnt-20210913.xsd | 2680 | 2021-09-15 19:48:49 |
| lnt-20210913_def.xml | 14817 | 2021-09-15 19:48:49 |
| lnt-20210913_htm.xml | 15978 | 2021-09-15 19:48:49 |
| lnt-20210913_lab.xml | 28924 | 2021-09-15 19:48:49 |
| lnt-20210913_pre.xml | 15406 | 2021-09-15 19:48:49 |
| lnt091320218-kex11.htm | 322037 | 2021-09-15 19:48:49 |
| lnt091320218-kex41.htm | 178032 | 2021-09-15 19:48:49 |
| lnt091320218-kex51.htm | 13251 | 2021-09-15 19:48:49 |
| lnt091320218-kex991.htm | 9632 | 2021-09-15 19:48:49 |
| MetaLinks.json | 20763 | 2021-09-15 19:48:49 |
| R1.htm | 43689 | 2021-09-15 19:48:49 |
| report.css | 2767 | 2021-09-15 19:48:49 |
| Show.js | 1085 | 2021-09-15 19:48:49 |