Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001174947-24-000281-index-headers.html | 2024-02-29 17:47:26 | |
| 0001174947-24-000281-index.html | 2024-02-29 17:47:26 | |
| 0001174947-24-000281.txt | 2024-02-29 17:47:26 | |
 0001174947-24-000281-xbrl.zip | 342961 | 2024-02-29 17:47:26 |
| ex10-26f.htm | 8285 | 2024-02-29 17:47:26 |
| ex10-27d.htm | 42520 | 2024-02-29 17:47:26 |
| ex10-6.htm | 159123 | 2024-02-29 17:47:26 |
| ex19.htm | 75243 | 2024-02-29 17:47:26 |
| ex21.htm | 3918 | 2024-02-29 17:47:26 |
| ex23-1.htm | 2627 | 2024-02-29 17:47:26 |
| ex31-1.htm | 9542 | 2024-02-29 17:47:26 |
| ex31.htm | 9496 | 2024-02-29 17:47:26 |
| ex32-1.htm | 3313 | 2024-02-29 17:47:26 |
| ex32.htm | 3582 | 2024-02-29 17:47:26 |
| ex97.htm | 2659 | 2024-02-29 17:47:26 |
| FilingSummary.xml | 45583 | 2024-02-29 17:47:26 |
| Financial_Report.xlsx | 121174 | 2024-02-29 17:47:26 |
 image_001.jpg | 39017 | 2024-02-29 17:47:26 |
 image_002.jpg | 3730 | 2024-02-29 17:47:26 |
| MetaLinks.json | 1007059 | 2024-02-29 17:47:26 |
| msex-20231231.htm | 1515753 | 2024-02-29 17:47:26 |
| msex-20231231.xsd | 93812 | 2024-02-29 17:47:26 |
| msex-20231231_cal.xml | 67398 | 2024-02-29 17:47:26 |
| msex-20231231_def.xml | 383389 | 2024-02-29 17:47:26 |
| msex-20231231_htm.xml | 1160467 | 2024-02-29 17:47:26 |
| msex-20231231_lab.xml | 717587 | 2024-02-29 17:47:26 |
| msex-20231231_pre.xml | 382099 | 2024-02-29 17:47:26 |
| R1.htm | 73873 | 2024-02-29 17:47:26 |
| R10.htm | 52929 | 2024-02-29 17:47:26 |
| R11.htm | 4398 | 2024-02-29 17:47:26 |
| R12.htm | 45876 | 2024-02-29 17:47:26 |
| R13.htm | 29049 | 2024-02-29 17:47:26 |
| R14.htm | 27559 | 2024-02-29 17:47:26 |
| R15.htm | 26408 | 2024-02-29 17:47:26 |
| R16.htm | 16590 | 2024-02-29 17:47:26 |
| R17.htm | 53989 | 2024-02-29 17:47:26 |
| R18.htm | 135598 | 2024-02-29 17:47:26 |
| R19.htm | 48037 | 2024-02-29 17:47:26 |
| R2.htm | 7597 | 2024-02-29 17:47:26 |
| R20.htm | 28033 | 2024-02-29 17:47:26 |
| R21.htm | 15215 | 2024-02-29 17:47:26 |
| R22.htm | 8482 | 2024-02-29 17:47:26 |
| R23.htm | 85594 | 2024-02-29 17:47:26 |
| R24.htm | 24283 | 2024-02-29 17:47:26 |
| R25.htm | 9682 | 2024-02-29 17:47:26 |
| R26.htm | 28111 | 2024-02-29 17:47:26 |
| R27.htm | 22485 | 2024-02-29 17:47:26 |
| R28.htm | 17843 | 2024-02-29 17:47:26 |
| R29.htm | 34772 | 2024-02-29 17:47:26 |
| R3.htm | 79245 | 2024-02-29 17:47:26 |
| R30.htm | 137368 | 2024-02-29 17:47:26 |
| R31.htm | 43885 | 2024-02-29 17:47:26 |
| R32.htm | 26887 | 2024-02-29 17:47:26 |
| R33.htm | 42306 | 2024-02-29 17:47:26 |
| R34.htm | 24749 | 2024-02-29 17:47:26 |
| R35.htm | 9421 | 2024-02-29 17:47:26 |
| R36.htm | 23815 | 2024-02-29 17:47:26 |
| R37.htm | 110769 | 2024-02-29 17:47:26 |
| R38.htm | 17620 | 2024-02-29 17:47:26 |
| R39.htm | 18470 | 2024-02-29 17:47:26 |
| R4.htm | 119740 | 2024-02-29 17:47:26 |
| R40.htm | 21516 | 2024-02-29 17:47:26 |
| R41.htm | 14009 | 2024-02-29 17:47:26 |
| R42.htm | 27415 | 2024-02-29 17:47:26 |
| R43.htm | 7715 | 2024-02-29 17:47:26 |
| R44.htm | 7543 | 2024-02-29 17:47:26 |
| R45.htm | 24932 | 2024-02-29 17:47:26 |
| R46.htm | 9352 | 2024-02-29 17:47:26 |
| R47.htm | 11128 | 2024-02-29 17:47:26 |
| R48.htm | 21257 | 2024-02-29 17:47:26 |
| R49.htm | 152772 | 2024-02-29 17:47:26 |
| R5.htm | 4947 | 2024-02-29 17:47:26 |
| R50.htm | 18590 | 2024-02-29 17:47:26 |
| R51.htm | 46904 | 2024-02-29 17:47:26 |
| R52.htm | 4361 | 2024-02-29 17:47:26 |
| R53.htm | 7029 | 2024-02-29 17:47:26 |
| R54.htm | 39583 | 2024-02-29 17:47:26 |
| R55.htm | 21412 | 2024-02-29 17:47:26 |
| R56.htm | 26279 | 2024-02-29 17:47:26 |
| R57.htm | 13236 | 2024-02-29 17:47:26 |
| R58.htm | 22969 | 2024-02-29 17:47:26 |
| R59.htm | 8960 | 2024-02-29 17:47:26 |
| R6.htm | 112516 | 2024-02-29 17:47:26 |
| R60.htm | 22322 | 2024-02-29 17:47:26 |
| R61.htm | 13912 | 2024-02-29 17:47:26 |
| R62.htm | 21014 | 2024-02-29 17:47:26 |
| R63.htm | 26300 | 2024-02-29 17:47:26 |
| R64.htm | 78775 | 2024-02-29 17:47:26 |
| R65.htm | 22195 | 2024-02-29 17:47:26 |
| R66.htm | 4299 | 2024-02-29 17:47:26 |
| R67.htm | 70371 | 2024-02-29 17:47:26 |
| R68.htm | 48238 | 2024-02-29 17:47:26 |
| R7.htm | 4886 | 2024-02-29 17:47:26 |
| R8.htm | 46646 | 2024-02-29 17:47:26 |
| R9.htm | 32248 | 2024-02-29 17:47:26 |
| report.css | 2767 | 2024-02-29 17:47:26 |
| Show.js | 1085 | 2024-02-29 17:47:26 |