Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2024

Earnings Per Share [Abstract]

Earnings Per Common Share Calculations

($ in millions, except per share amounts)	2024	2023	2022
Earnings per common share (attributable to PPG)
Income from continuing operations, net of tax	$1,344	$1,223	$1,007
(Loss)/income from discontinued operations, net of tax	(228)	47	19
Net income (attributable to PPG)	$1,116	$1,270	$1,026
Weighted average common shares outstanding	233.8	236.0	236.1
Effect of dilutive securities:
Stock options	0.4	0.5	0.5
Other stock compensation plans	0.7	0.7	0.7
Potentially dilutive common shares	1.1	1.2	1.2
Adjusted weighted average common shares outstanding	234.9	237.2	237.3
Earnings per common share (attributable to PPG)
Income from continuing operations, net of tax	$5.75	$5.18	$4.26
(Loss)/income from discontinued operations, net of tax	(0.98)	0.20	0.08
Net income (attributable to PPG)	$4.77	$5.38	$4.34
Earnings per common share - assuming dilution (attributable to PPG)
Income from continuing operations, net of tax	$5.72	$5.16	$4.24
(Loss)/income from discontinued operations, net of tax	(0.97)	0.19	0.08
Net income (attributable to PPG)	$4.75	$5.35	$4.32
Antidilutive securities(a):
Stock options	1.3	0.9	0.9