Quarterly Financial Information - Acquisitions and Divestitures (As Restated) (Details) - USD ($) $ in Millions	3 Months Ended								6 Months Ended		9 Months Ended		12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales	$ 3,682	$ 3,776	$ 3,804	$ 3,486	$ 3,417	$ 3,660	$ 3,782	$ 3,411	$ 7,290		$ 11,066		$ 14,748	$ 14,270	$ 14,241
Net gains on the divestitures of businesses		0	25			0	0		25	$ 0	25	$ 0	25	46	0
Income tax expense	224	124	157	110	40	(220)	285	109	267		391		615	214	413
Net income (loss) attributable to parent	$ 151	610	496	$ 337	$ 340	(184)	370	$ 347	833		1,443		1,594	873	1,406
Glass Segment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net sales		50	84			285	282		167	543	217	828	217	908	1,089
Income from operations		5	12			38	43		21	71	26	109	30	111	137
Net gains on the divestitures of businesses		343				0					343	0	343	421	0
Income tax expense		131	4			11	12		8	21	139	32	140	202	42
Net income (loss) attributable to parent		$ 217	$ 8			$ 27	$ 31		$ 13	$ 50	$ 230	$ 77	$ 233	$ 330	$ 95