OTHER COMPREHENSIVE INCOME (LOSS) (Tables)

9 Months Ended

Jun. 30, 2026

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

Schedule of Amounts Recognized in Other Comprehensive Income (Loss)

The amounts recognized in other comprehensive income (loss) were as follows:

	For the Three Months Ended June 30,
	2026						2025
	Pre-tax		Tax		Net of tax		Pre-tax		Tax		Net of tax
Foreign currency translation adjustments	$	1,546	$	—	$	1,546	$	12,244	$	—	$	12,244
Pension and other defined benefit plans	2,244		(471)		1,773		1,136		(239)		897
Cash flow hedges	1,708		(512)		1,196		(993)		298		(695)
Total other comprehensive income (loss)	5,498		(983)		4,515		12,387		59		12,446
Accumulated other comprehensive loss released upon disposition of business(1)	40,614		(4,365)		36,249		—		—		—
Total change in Accumulated other comprehensive income (loss)	$	46,112	$	(5,348)	$	40,764	$	12,387	$	59	$	12,446

	For the Nine Months Ended June 30,
	2026						2025
	Pre-tax		Tax		Net of tax		Pre-tax		Tax		Net of tax
Foreign currency translation adjustments	$	6,167	$	—	$	6,167	$	(4,804)	$	—	$	(4,804)
Pension and other defined benefit plans	7,124		(1,496)		5,628		1,890		(397)		1,493
Cash flow hedges	(792)		238		(554)		678		(203)		475
Total other comprehensive income (loss)	12,499		(1,258)		11,241		(2,236)		(600)		(2,836)
Accumulated other comprehensive loss released upon disposition of business(1)	40,614		(4,365)		36,249		—		—		—
Total change in Accumulated other comprehensive income (loss)	$	53,113	$	(5,623)	$	47,490	$	(2,236)	$	(600)	$	(2,836)

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(1) For the three and nine months ended June 30, 2026, the change in Accumulated other comprehensive income (loss) pertains to foreign currency translation adjustments of $19,830 and pension and other defined benefit plans of $16,419 relating to the sale of the AMES North America business to the Veritage joint venture on June 9, 2026. Refer to Note 16, Discontinued Operations for additional details.

Schedule of Components of Accumulated Other Comprehensive Income (Loss)

The components of Accumulated other comprehensive income (loss) are as follows:

	At June 30, 2026		At September 30, 2025
Foreign currency translation adjustments	$	(19,158)	$	(45,155)
Pension and other defined benefit plans	(5,440)		(27,488)
Cash flow hedges	168		723
Total	$	(24,430)	$	(71,920)

Schedule of Amounts Reclassified from Accumulated Other Comprehensive Income (Loss)

Amounts reclassified from accumulated other comprehensive income (loss) to income were as follows:

	For the Three Months Ended June 30,				For the Nine Months Ended June 30,
Gain (Loss)	2026		2025		2026		2025
Pension amortization	$	(1,781)	$	(95)	$	(5,345)	$	(285)
Cash flow hedges	159		(295)		481		(903)
Total gain (loss) before tax	$	(1,622)	$	(390)	$	(4,864)	$	(1,188)
Tax benefit	341		82		1,021		249
Net of tax	$	(1,281)	$	(308)	$	(3,843)	$	(939)