Condensed Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Income Statement [Abstract]
Sales	$ 689,936	$ 633,144	$ 1,309,743	$ 1,262,603
Cost of goods sold	482,965	433,697	904,536	854,808
Gross profit	206,971	199,447	405,207	407,795
Operating expense	148,421	127,778	282,685	266,638
Restructuring Charges	2,310	0	2,310	0
Amortization of intangibles	6,524	5,200	11,667	10,307
Operating income	49,716	66,469	108,545	130,850
Interest expense	8,037	6,970	15,118	12,926
Other expense (income), net	856	655	1,466	(246)
Income before income taxes	40,823	58,844	91,961	118,170
Provision for income taxes	16,656	15,535	29,236	27,815
Net income	24,167	43,309	62,725	90,355
Less: Net (loss) income attributable to noncontrolling interests	(42)	1,167	679	1,823
Net income attributable to Kennametal	$ 24,209	$ 42,142	$ 62,046	$ 88,532
PER SHARE DATA ATTRIBUTABLE TO KENNAMETAL SHAREOWNERS
Basic earning per share	$ 0.31	$ 0.53	$ 0.79	$ 1.11
Diluted earning per share	$ 0.30	$ 0.52	$ 0.78	$ 1.09
Dividends per share	$ 0.18	$ 0.16	$ 0.36	$ 0.32
Basic weighted average shares outstanding	78,729	79,713	78,587	79,980
Diluted weighted average shares outstanding	79,776	80,986	79,597	81,164