Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Schedule of Computation of Basic and Diluted Earnings Per Share

	Three months ended March 31,
	2020		2019
	(in millions, except per share amounts)
Numerator (basic and diluted):
Income from continuing operations attributable to EnPro Industries, Inc.	$	10.1	$	7.8
Income from discontinued operations	208.6		5.3
Net income attributable to EnPro Industries, Inc.	$	218.7	$	13.1
Denominator:
Weighted-average shares – basic	20.6		20.8
Share-based awards	—		0.1
Weighted-average shares – diluted	20.6		20.9
Basic earnings per share attributable to EnPro Industries, Inc.:
Continuing operations	$	0.49	$	0.37
Discontinued operations	10.13		0.26
Net income per share	$	10.62	$	0.63
Diluted earnings per share attributable to EnPro Industries, Inc.:
Continuing operations	$	0.49	$	0.37
Discontinued operations	10.10		0.26
Net income per share	$	10.59	$	0.63