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| Seq | Description | Type | Size | |
|---|---|---|---|---|
| 1 | DEF 14A | DEF 14A | 229.9 KB | Open in viewerDownload |
| 2 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | EX-101.SCH | 0.9 KB | Download |
| 3 | krt-20260424_g1.jpg | GRAPHIC | 924.2 KB | Open in viewerDownload |
| 4 | krt-20260424_g2.jpg | GRAPHIC | 9.8 KB | Open in viewerDownload |
| 5 | krt-20260424_g3.jpg | GRAPHIC | 12.8 KB | Open in viewerDownload |
| 6 | krt-20260424_g4.jpg | GRAPHIC | 829.1 KB | Open in viewerDownload |
| 7 | krt-20260424_g5.jpg | GRAPHIC | 433.1 KB | Open in viewerDownload |
| 8 | krt-20260424_g6.jpg | GRAPHIC | 174.7 KB | Open in viewerDownload |
| 10 | IDEA: XBRL DOCUMENT | HTML | 10.5 KB | Open in viewerDownload |
| 11 | IDEA: XBRL DOCUMENT | HTML | 12.7 KB | Open in viewerDownload |
| 12 | IDEA: XBRL DOCUMENT | HTML | 4.2 KB | Open in viewerDownload |
| 13 | IDEA: XBRL DOCUMENT | CSS | 2.6 KB | Download |
| 14 | IDEA: XBRL DOCUMENT | JS | 0.9 KB | Download |
| 16 | IDEA: XBRL DOCUMENT | XML | 2.8 KB | Download |
| 18 | IDEA: XBRL DOCUMENT | JSON | 167.1 KB | Download |
| 19 | IDEA: XBRL DOCUMENT | ZIP | 2154.8 KB | Download |
| 20 | IDEA: XBRL DOCUMENT | XML | 3.4 KB | Download |
| 999 | Full raw SEC SGML submission | Full Submission Text | 6687.6 KB | Open in viewerDownload |
