CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net sales	$ 1,143.3	$ 1,048.7	$ 1,059.3
Cost of sales	655.8	603.9	632.5
Gross profit	487.5	444.8	426.8
Operating expenses:
Selling, general and administrative	323.4	296.3	284.2
Goodwill impairment	0.0	0.0	60.8
Other	2.5	6.2	5.0
Total operating expenses	325.9	302.5	350.0
Operating income	161.6	142.3	76.8
Interest expense	(34.0)	(40.9)	(45.0)
Interest income	5.8	6.4	14.9
Loss on pension settlement	(67.2)	0.0	0.0
Other expense, net	(8.6)	(13.4)	(9.0)
Income from continuing operations before income taxes	57.6	94.4	37.7
Income tax expense	(17.1)	(21.5)	(30.8)
Income from continuing operations	40.5	72.9	6.9
Income from discontinued operations, including gain on sale, net of taxes	0.0	0.0	11.4
Net income	40.5	72.9	18.3
Less: net loss attributable to redeemable non-controlling interests	0.0	0.0	(3.9)
Net income	40.5	72.9	22.2
Income attributable to Enpro Inc. common shareholders:
Income from continuing operations, net of tax	40.5	72.9	10.8
Income from discontinued operations, net of tax	0.0	0.0	11.4
Net income	$ 40.5	$ 72.9	$ 22.2
Basic earnings per share attributable to Enpro Inc.:
Continuing operations (in dollars per share)	$ 1.92	$ 3.48	$ 0.52
Discontinued operations (in dollars per share)	0	0	0.54
Net income per share (in dollars per share)	1.92	3.48	1.06
Diluted earnings per share attributable to Enpro Inc.:
Continuing operations (in dollars per share)	1.91	3.45	0.51
Discontinued operations (in dollars per share)	0	0	0.54
Net income per share (in dollars per share)	$ 1.91	$ 3.45	$ 1.05