XML 69 R54.htm IDEA: XBRL DOCUMENT v3.22.2

Summary Of Significant Accounting Policies New Accounting Standards (Details)	12 Months Ended
	Jun. 30, 2022 Segment
Termination of Warranty	30

X

- Definition

Termination of warranty.

+ References

No definition available.

+ Details

Name:	kmt_TerminationOfWarranty
Namespace Prefix:	kmt_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration