Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000066756-22-000048-index-headers.html | 2022-08-02 17:41:51 | |
| 0000066756-22-000048-index.html | 2022-08-02 17:41:51 | |
| 0000066756-22-000048.txt | 2022-08-02 17:41:51 | |
 0000066756-22-000048-xbrl.zip | 323602 | 2022-08-02 17:41:51 |
| ale-20220630.htm | 1874055 | 2022-08-02 17:41:51 |
| ale-20220630.xsd | 57582 | 2022-08-02 17:41:51 |
| ale-20220630_cal.xml | 110151 | 2022-08-02 17:41:51 |
| ale-20220630_def.xml | 255162 | 2022-08-02 17:41:51 |
| ale-20220630_htm.xml | 1820311 | 2022-08-02 17:41:51 |
| ale-20220630_lab.xml | 707340 | 2022-08-02 17:41:51 |
| ale-20220630_pre.xml | 434674 | 2022-08-02 17:41:51 |
| ale6-30x2022exx31a.htm | 10760 | 2022-08-02 17:41:51 |
| ale6-30x2022exx31b.htm | 10738 | 2022-08-02 17:41:51 |
| ale6-30x2022exx32.htm | 8848 | 2022-08-02 17:41:51 |
| ale6-30x2022exx95.htm | 12107 | 2022-08-02 17:41:51 |
| ale6-30x2022exx99.htm | 133297 | 2022-08-02 17:41:51 |
| FilingSummary.xml | 31014 | 2022-08-02 17:41:51 |
| Financial_Report.xlsx | 98273 | 2022-08-02 17:41:51 |
 logoallete201510ka14.jpg | 105668 | 2022-08-02 17:41:51 |
| MetaLinks.json | 705752 | 2022-08-02 17:41:51 |
| R1.htm | 51015 | 2022-08-02 17:41:51 |
| R10.htm | 81449 | 2022-08-02 17:41:51 |
| R11.htm | 53826 | 2022-08-02 17:41:51 |
| R12.htm | 21227 | 2022-08-02 17:41:51 |
| R13.htm | 16575 | 2022-08-02 17:41:51 |
| R14.htm | 58510 | 2022-08-02 17:41:51 |
| R15.htm | 26220 | 2022-08-02 17:41:51 |
| R16.htm | 57194 | 2022-08-02 17:41:51 |
| R17.htm | 32239 | 2022-08-02 17:41:51 |
| R18.htm | 60711 | 2022-08-02 17:41:51 |
| R19.htm | 41416 | 2022-08-02 17:41:51 |
| R2.htm | 118971 | 2022-08-02 17:41:51 |
| R20.htm | 72540 | 2022-08-02 17:41:51 |
| R21.htm | 42761 | 2022-08-02 17:41:51 |
| R22.htm | 87538 | 2022-08-02 17:41:51 |
| R23.htm | 44077 | 2022-08-02 17:41:51 |
| R24.htm | 17702 | 2022-08-02 17:41:51 |
| R25.htm | 17574 | 2022-08-02 17:41:51 |
| R26.htm | 54965 | 2022-08-02 17:41:51 |
| R27.htm | 18435 | 2022-08-02 17:41:51 |
| R28.htm | 30933 | 2022-08-02 17:41:51 |
| R29.htm | 57797 | 2022-08-02 17:41:51 |
| R3.htm | 14703 | 2022-08-02 17:41:51 |
| R30.htm | 36653 | 2022-08-02 17:41:51 |
| R31.htm | 67786 | 2022-08-02 17:41:51 |
| R32.htm | 80592 | 2022-08-02 17:41:51 |
| R33.htm | 18348 | 2022-08-02 17:41:51 |
| R34.htm | 13047 | 2022-08-02 17:41:51 |
| R35.htm | 40449 | 2022-08-02 17:41:51 |
| R36.htm | 7508 | 2022-08-02 17:41:51 |
| R37.htm | 59200 | 2022-08-02 17:41:51 |
| R38.htm | 58693 | 2022-08-02 17:41:51 |
| R39.htm | 35504 | 2022-08-02 17:41:51 |
| R4.htm | 103482 | 2022-08-02 17:41:51 |
| R40.htm | 34397 | 2022-08-02 17:41:51 |
| R41.htm | 46788 | 2022-08-02 17:41:51 |
| R42.htm | 10935 | 2022-08-02 17:41:51 |
| R43.htm | 35562 | 2022-08-02 17:41:51 |
| R44.htm | 7490 | 2022-08-02 17:41:51 |
| R45.htm | 20810 | 2022-08-02 17:41:51 |
| R46.htm | 19961 | 2022-08-02 17:41:51 |
| R47.htm | 21340 | 2022-08-02 17:41:51 |
| R48.htm | 44697 | 2022-08-02 17:41:51 |
| R49.htm | 70862 | 2022-08-02 17:41:51 |
| R5.htm | 38659 | 2022-08-02 17:41:51 |
| R50.htm | 36775 | 2022-08-02 17:41:51 |
| R51.htm | 91205 | 2022-08-02 17:41:51 |
| R6.htm | 8617 | 2022-08-02 17:41:51 |
| R7.htm | 99657 | 2022-08-02 17:41:51 |
| R8.htm | 66891 | 2022-08-02 17:41:51 |
| R9.htm | 16151 | 2022-08-02 17:41:51 |
| report.css | 2767 | 2022-08-02 17:41:51 |
| Show.js | 1085 | 2022-08-02 17:41:51 |