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| 0000055242-22-000003-index.html | 2022-02-07 16:32:29 | |
| 0000055242-22-000003.txt | 2022-02-07 16:32:29 | |
 0000055242-22-000003-xbrl.zip | 30271 | 2022-02-07 16:32:29 |
| FilingSummary.xml | 1704 | 2022-02-07 16:32:29 |
| Financial_Report.xlsx | 5827 | 2022-02-07 16:32:29 |
| kmt-20220207.htm | 42941 | 2022-02-07 16:32:29 |
| kmt-20220207.xsd | 3140 | 2022-02-07 16:32:29 |
| kmt-20220207_def.xml | 18513 | 2022-02-07 16:32:29 |
| kmt-20220207_htm.xml | 14249 | 2022-02-07 16:32:29 |
| kmt-20220207_lab.xml | 35978 | 2022-02-07 16:32:29 |
| kmt-20220207_pre.xml | 18949 | 2022-02-07 16:32:29 |
| kmt12312021exhibit991.htm | 213823 | 2022-02-07 16:32:29 |
 kmtheadera01a01a01a24a.jpg | 149884 | 2022-02-07 16:32:29 |
| MetaLinks.json | 23460 | 2022-02-07 16:32:29 |
| R1.htm | 46661 | 2022-02-07 16:32:29 |
| report.css | 2767 | 2022-02-07 16:32:29 |
| Show.js | 1085 | 2022-02-07 16:32:29 |