Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Jun. 30, 2025

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Components of Accumulated Other Comprehensive I(Loss) Income [Table Text Block]

The components of and changes in accumulated other comprehensive loss (AOCL) were as follows, net of tax, for the year ended June 30, 2025 (in thousands):


Attributable to Kennametal:	Pension and other postretirement benefits		Currency translation adjustment		Derivatives		Total
Balance, June 30, 2024	$	(221,308)	$	(216,263)	$	2,983	$	(434,588)
Other comprehensive (loss) income before reclassifications	(7,965)		50,404		771		43,210
Amounts reclassified from AOCL	6,257		—		(1,574)		4,683
Net other comprehensive (loss) income	(1,708)		50,404		(803)		47,893
AOCL, June 30, 2025	$	(223,016)	$	(165,859)	$	2,182	$	(386,693)

Attributable to noncontrolling interests:
Balance, June 30, 2024	$	—	$	(8,680)	$	—	$	(8,680)
Other comprehensive income before reclassifications	—		836		—		836
Net other comprehensive income	—		836		—		836
AOCL, June 30, 2025	$	—	$	(7,844)	$	—	$	(7,844)

The components of and changes in AOCL were as follows, net of tax, for the year ended June 30, 2024 (in thousands):


Attributable to Kennametal:	Pension and other postretirement benefits		Currency translation adjustment		Derivatives		Total
Balance, June 30, 2023	$	(215,435)	$	(202,641)	$	3,733	$	(414,343)
Other comprehensive loss before reclassifications	(10,100)		(13,622)		(26)		(23,748)
Amounts reclassified from AOCL	4,227		—		(725)		3,502
Net other comprehensive loss	(5,873)		(13,622)		(750)		(20,246)
AOCL, June 30, 2024	$	(221,308)	$	(216,263)	$	2,983	$	(434,588)

Attributable to noncontrolling interests:
Balance, June 30, 2023	$	—	$	(8,139)	$	—	$	(8,139)
Other comprehensive loss before reclassifications	—		(541)		—		(541)
Net other comprehensive loss	—		(541)		—		(541)
AOCL, June 30, 2024	$	—	$	(8,680)	$	—	$	(8,680)

The components of and changes in AOCL were as follows, net of tax, for the year ended June 30, 2023 (in thousands):


Attributable to Kennametal:	Pension and other postretirement benefits		Currency translation adjustment		Derivatives		Total
Balance, June 30, 2022	$	(208,406)	$	(210,048)	$	4,503	$	(413,951)
Other comprehensive (loss) income before reclassifications	(10,402)		7,407		—		(2,995)
Amounts reclassified from AOCL	3,373		—		(770)		2,603
Net other comprehensive (loss) income	(7,029)		7,407		(770)		(392)

AOCL, June 30, 2023	$	(215,435)	$	(202,641)	$	3,733	$	(414,343)

Attributable to noncontrolling interests:
Balance, June 30, 2022	$	—	$	(7,547)	$	—	$	(7,547)
Other comprehensive loss before reclassifications	—		(592)		—		(592)
Net other comprehensive loss	—		(592)		—		(592)
AOCL, June 30, 2023	$	—	$	(8,139)	$	—	$	(8,139)

Reclassification out of Accumulated Other Comprehensive Loss

Reclassifications out of AOCL for the years ended June 30, 2025, 2024 and 2023 consisted of the following:


	Year Ended June 30,
Details about AOCL components (in thousands)	2025		2024		2023		Affected line item in the Income Statement
(Gains) and losses on cash flow hedges:
Forward starting interest rate swaps	$	(1,020)	$	(1,020)	$	(1,020)	Interest expense
Currency exchange contracts	(1,065)		60		—		Cost of goods sold
Total before tax	(2,085)		(960)		(1,020)
Tax impact	511		235		250		Provision for income taxes
Net of tax	$	(1,574)	$	(725)	$	(770)

Pension and other postretirement benefits:
Amortization of transition obligations	$	—	$	76	$	84	Other (income) expense, net
Amortization of prior service credit	(263)		(258)		(266)		Other (income) expense, net
Recognition of actuarial losses	8,550		5,895		4,632		Other (income) expense, net
Total before tax	8,287		5,713		4,450
Tax impact	(2,030)		(1,486)		(1,077)		Provision for income taxes
Net of tax	$	6,257	$	4,227	$	3,373

Amount of Income Tax (Expense) Benefit Allocated to Each Component of Other Comprehensive Income (Loss) [Table Text Block]

The amount of income tax allocated to each component of other comprehensive income for the year ended June 30, 2025:


(in thousands)	Pre-tax		Tax impact		Net of tax
Unrealized gain on derivatives designated and qualified as cash flow hedges	$	1,021	$	(250)	$	771
Reclassification of unrealized gain on expired derivatives designated and qualified as cash flow hedges	(2,085)		511		(1,574)
Unrecognized net pension and other postretirement benefit plans loss	(10,193)		2,228		(7,965)
Reclassification of net pension and other postretirement benefit plans loss	8,287		(2,030)		6,257
Foreign currency translation adjustments	51,240		—		51,240
Other comprehensive income	$	48,270	$	459	$	48,729

The amount of income tax allocated to each component of other comprehensive loss for the year ended June 30, 2024:


(in thousands)	Pre-tax		Tax impact		Net of tax
Unrealized loss on derivatives designated and qualified as cash flow hedges	$	(34)	$	8	$	(26)
Reclassification of unrealized gain on expired derivatives designated and qualified as cash flow hedges	(960)		235		(725)
Unrecognized net pension and other postretirement benefit plans loss	(13,328)		3,228		(10,100)
Reclassification of net pension and other postretirement benefit plans loss	5,713		(1,486)		4,227
Foreign currency translation adjustments	(14,215)		51		(14,164)
Other comprehensive loss	$	(22,824)	$	2,036	$	(20,788)

The amount of income tax allocated to each component of other comprehensive loss for the year ended June 30, 2023:


(in thousands)	Pre-tax		Tax impact		Net of tax

Reclassification of unrealized gain on expired derivatives designated and qualified as cash flow hedges	$	(1,020)	$	250	$	(770)
Unrecognized net pension and other postretirement benefit plans loss	(13,972)		3,570		(10,402)
Reclassification of net pension and other postretirement benefit plans loss	4,450		(1,077)		3,373
Foreign currency translation adjustments	6,959		(144)		6,815

Other comprehensive loss	$	(3,583)	$	2,599	$	(984)