Quarterly Financial Information (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information (unaudited)

	2015 Quarter Ended											Full Year
($ in millions, except per share amounts)	Mar. 31		Jun. 30			Sept. 30			Dec. 31
Net sales	$	3,662	$	4,100		$	3,872		$	3,696		$	15,330
Cost of Sales(1)	2,065		2,283			2,150			2,093			8,591
Net income (loss) attributable to PPG
Continuing Operations	321		337			433			314			1,405
Discontinued Operations	1		—			—			—			1
Net income	322		337			433			314			1,406
Earnings per common share
Continuing Operations	$	1.17	$	1.24		$	1.60		$	1.17		$	5.18
Discontinued Operations	$	0.01	$	—		$	—		$	—		$	—
Earnings per common share	$	1.18	$	1.24		$	1.60		$	1.17		$	5.18
Earnings per common share - assuming dilution
Continuing Operations	$	1.16	$	1.23		$	1.59		$	1.16		$	5.14
Discontinued Operations	$	0.01	$	—		$	—		$	—		$	—
Earnings per common share – assuming dilution	$	1.17	$	1.23		$	1.59		$	1.16		$	5.14
	2014 Quarter Ended											Full Year
($ in millions except per share amounts)	Mar. 31		Jun. 30			Sept. 30			Dec. 31
Net sales	$	3,636	$	4,082		$	3,935		$	3,707		$	15,360
Cost of Sales(1)	2,091		2,306			2,229			2,165			8,791
Net income attributable to PPG
Continuing Operations	277		393			377			86			1,133
Discontinued Operations	985		(7		)	(6		)	(3		)	969
Net income	1,262		386			371			83			2,102
Earnings per common share
Continuing Operations	$	1.00	$	1.41		$	1.36		$	0.32		$	4.10
Discontinued Operations	$	3.54	$	(0.02	)	$	(0.02	)	$	(0.01	)	$	3.50
Earnings per common share	$	4.54	$	1.39		$	1.34		$	0.31		$	7.60
Earnings per common share - assuming dilution
Continuing Operations	$	0.98	$	1.40		$	1.35		$	0.31		$	4.05
Discontinued Operations	$	3.50	$	(0.02	)	$	(0.02	)	$	(0.01	)	$	3.47
Earnings per common share – assuming dilution	$	4.48	$	1.38		$	1.33		$	0.30		$	7.52

(1) Exclusive of depreciation and amortization.