CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income attributable to Enpro Inc.	$ 40.5	$ 72.9	$ 22.2
Other comprehensive income:
Foreign currency translation adjustments	23.7	(28.4)	11.0
Pension and postretirement benefits adjustment (excluding amortization)	11.5	(19.5)	(2.6)
Pension settlements and curtailments	66.3	0.0	0.3
Amortization of pension and postretirement benefits included in net income	1.9	1.6	0.7
Other comprehensive income (loss), before tax	103.4	(46.3)	9.4
Income tax benefit (expense) related to items of other comprehensive income	(16.1)	3.1	1.7
Net current-period other comprehensive loss attributable to Enpro Inc.	87.3	(43.2)	11.1
Comprehensive income attributable to Enpro Inc.	$ 127.8	$ 29.7	$ 33.3