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| 0000893538-25-000113-index.html | 2025-08-01 08:55:30 | |
| 0000893538-25-000113.txt | 2025-08-01 08:55:30 | |
 0000893538-25-000113-xbrl.zip | 294708 | 2025-08-01 08:55:30 |
| exhibit102-2025rsuawardagr.htm | 63160 | 2025-08-01 08:55:30 |
| exhibit103-2025psuawardagr.htm | 72813 | 2025-08-01 08:55:30 |
| exhibit311certificationhvo.htm | 7381 | 2025-08-01 08:55:30 |
| exhibit312certificationwpu.htm | 7366 | 2025-08-01 08:55:30 |
| exhibit321906certification.htm | 8039 | 2025-08-01 08:55:30 |
| exhibit951-minesafetydiscl.htm | 15064 | 2025-08-01 08:55:30 |
| FilingSummary.xml | 29517 | 2025-08-01 08:55:30 |
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| R11.htm | 26828 | 2025-08-01 08:55:30 |
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| R19.htm | 16877 | 2025-08-01 08:55:30 |
| R2.htm | 122996 | 2025-08-01 08:55:30 |
| R20.htm | 18317 | 2025-08-01 08:55:30 |
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| R25.htm | 58574 | 2025-08-01 08:55:30 |
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| R27.htm | 45540 | 2025-08-01 08:55:30 |
| R28.htm | 218873 | 2025-08-01 08:55:30 |
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| R3.htm | 15496 | 2025-08-01 08:55:30 |
| R30.htm | 21768 | 2025-08-01 08:55:30 |
| R31.htm | 43853 | 2025-08-01 08:55:30 |
| R32.htm | 47349 | 2025-08-01 08:55:30 |
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| R38.htm | 18452 | 2025-08-01 08:55:30 |
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| R4.htm | 105404 | 2025-08-01 08:55:30 |
| R40.htm | 138343 | 2025-08-01 08:55:30 |
| R41.htm | 41384 | 2025-08-01 08:55:30 |
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| R43.htm | 4123 | 2025-08-01 08:55:30 |
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| R46.htm | 90476 | 2025-08-01 08:55:30 |
| R47.htm | 7128 | 2025-08-01 08:55:30 |
| R48.htm | 51306 | 2025-08-01 08:55:30 |
| R49.htm | 14509 | 2025-08-01 08:55:30 |
| R5.htm | 32354 | 2025-08-01 08:55:30 |
| R50.htm | 25432 | 2025-08-01 08:55:30 |
| R6.htm | 88101 | 2025-08-01 08:55:30 |
| R7.htm | 96465 | 2025-08-01 08:55:30 |
| R8.htm | 11338 | 2025-08-01 08:55:30 |
| R9.htm | 65085 | 2025-08-01 08:55:30 |
| report.css | 2767 | 2025-08-01 08:55:30 |
| Show.js | 1085 | 2025-08-01 08:55:30 |
| sm-20250630.htm | 1708436 | 2025-08-01 08:55:30 |
| sm-20250630.xsd | 43882 | 2025-08-01 08:55:30 |
| sm-20250630_cal.xml | 53263 | 2025-08-01 08:55:30 |
| sm-20250630_def.xml | 177754 | 2025-08-01 08:55:30 |
 sm-20250630_g1.jpg | 88808 | 2025-08-01 08:55:30 |
| sm-20250630_htm.xml | 1327610 | 2025-08-01 08:55:30 |
| sm-20250630_lab.xml | 580180 | 2025-08-01 08:55:30 |
| sm-20250630_pre.xml | 377333 | 2025-08-01 08:55:30 |