0000055242 2026-05-19 2026-05-19 0000055242 us-gaap:CapitalUnitsMember 2026-05-19 2026-05-19 0000055242 kmt:PreferredStockPurchaseRightsMember 2026-05-19 2026-05-19 KENNAMETAL INC false 0000055242 8-K 2026-05-19 PA 1-5318 25-0900168 525 William Penn Place Suite 3300 Suite 3300 Pittsburgh PA 15219 (412) 248-8000 false false false false Capital Stock, par value $1.25 per share KMT NYSE Preferred Stock Purchase Rights NYSE false