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| 0001161728-18-000035-index.html | 2018-11-06 13:45:41 | |
| 0001161728-18-000035.txt | 2018-11-06 13:45:41 | |
 0001161728-18-000035-xbrl.zip | 262701 | 2018-11-06 13:45:41 |
| ex12_1.htm | 40026 | 2018-11-06 13:45:41 |
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| ex32_1.htm | 2840 | 2018-11-06 13:45:41 |
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| f20180930_10q.htm | 1277999 | 2018-11-06 13:45:41 |
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| FilingSummary.xml | 37417 | 2018-11-06 13:45:41 |
| Financial_Report.xlsx | 103271 | 2018-11-06 13:45:41 |
| mgee-20180930.xml | 3251882 | 2018-11-06 13:45:41 |
| mgee-20180930.xsd | 70885 | 2018-11-06 13:45:41 |
| mgee-20180930_cal.xml | 122184 | 2018-11-06 13:45:41 |
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| mgee-20180930_lab.xml | 613244 | 2018-11-06 13:45:41 |
| mgee-20180930_pre.xml | 637536 | 2018-11-06 13:45:41 |
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| report.css | 2767 | 2018-11-06 13:45:41 |
| Show.js | 1085 | 2018-11-06 13:45:41 |