XML 76 R66.htm IDEA: XBRL DOCUMENT v3.25.0.1

Segment Data Disaggregation of Revenue (Details)	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	46.00%	47.00%	46.00%	47.00%
Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	16.00%	17.00%	16.00%	17.00%
Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	11.00%	10.00%	11.00%	9.00%
Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	14.00%	13.00%	13.00%	13.00%
Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	13.00%	13.00%	14.00%	14.00%
Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	49.00%	48.00%	49.00%	49.00%
EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	30.00%	31.00%	30.00%	31.00%
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	21.00%	21.00%	21.00%	20.00%
Infrastructure [Member] | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	33.00%	34.00%	33.00%	34.00%
Infrastructure [Member] | Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	0.00%	0.00%	0.00%	0.00%
Infrastructure [Member] | Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	9.00%	6.00%	9.00%	6.00%
Infrastructure [Member] | Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	24.00%	23.00%	23.00%	23.00%
Infrastructure [Member] | Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	34.00%	37.00%	35.00%	37.00%
Infrastructure [Member] | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	56.00%	57.00%	56.00%	58.00%
Infrastructure [Member] | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	21.00%	19.00%	21.00%	19.00%
Infrastructure [Member] | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	23.00%	24.00%	23.00%	23.00%
Metal Cutting | General Engineering [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	54.00%	54.00%	54.00%	54.00%
Metal Cutting | Transportation [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	26.00%	27.00%	26.00%	27.00%
Metal Cutting | Aerospace [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	13.00%	12.00%	13.00%	12.00%
Metal Cutting | Energy [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	7.00%	7.00%	7.00%	7.00%
Metal Cutting | Earthworks [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	0.00%	0.00%	0.00%	0.00%
Metal Cutting | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	44.00%	43.00%	45.00%	44.00%
Metal Cutting | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	36.00%	38.00%	36.00%	37.00%
Metal Cutting | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenues, percent	20.00%	19.00%	19.00%	19.00%

X

- Definition

Revenues, percent

+ References

No definition available.

+ Details

Name:	kmt_Revenuespercent
Namespace Prefix:	kmt_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-5

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

Reference 5: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

Reference 6: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

Reference 7: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

Reference 8: http://www.xbrl.org/2003/role/exampleRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 91
-Subparagraph (g)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479777/606-10-55-91

+ Details

Name:	us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_MajorCustomersAxis=kmt_GeneralEngineeringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=kmt_TransportationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=kmt_AerospaceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=kmt_EnergyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=kmt_EarthworksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=srt_AmericasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=us-gaap_EMEAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=srt_AsiaPacificMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=kmt_InfrastructureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=kmt_MetalCuttingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: