Shareholders' Equity (Tables)

6 Months Ended

Jun. 30, 2017

Equity [Abstract]

Change in Total Shareholders' Equity

hanges to shareholders’ equity for the six months ended June 30, 2017 and 2016 were as follows:

($ in millions)	Total PPG Shareholders’ Equity			Non- controlling Interests			Total
Balance, January 1, 2017	$	4,826		$	87		$	4,913
Net income	835			10			845
Other comprehensive income, net of tax	297			13			310
Cash dividends	(205		)	—			(205		)
Issuance of treasury stock	49			—			49
Stock repurchase program	(163		)	—			(163		)
Stock-based compensation activity	(9		)	—			(9		)
Other	—			(5		)	(5		)
Balance, June 30, 2017	$	5,630		$	105		$	5,735

($ in millions)	Total PPG Shareholders’ Equity			Non- controlling Interests			Total
Balance, January 1, 2016	$	4,983		$	86		$	5,069
Net income	717			13			730
Other comprehensive income, net of tax	(47		)	(2		)	(49		)
Cash dividends	(203		)	—			(203		)
Issuance of treasury stock	46			—			46
Stock repurchase program	(150		)	—			(150		)
Other	—			(10		)	(10		)
Balance, June 30, 2016	$	5,346		$	87		$	5,433