Segments, Geographical Area and Major Customer Information - Geographic Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 5,826	$ 6,060	$ 6,617
Long-Lived Assets	1,413	1,167	1,176
UNITED STATES
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	2,695	2,805	2,760
Long-Lived Assets	634	441	368
Other North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	433	405	366
Long-Lived Assets	80	90	111
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	3,128	3,210	3,126
Long-Lived Assets	714	531	479
ITALY
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	499	570	703
Long-Lived Assets	58	58	61
GERMANY
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	377	368	429
Long-Lived Assets	98	100	106
Other Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	740	785	846
Long-Lived Assets	157	153	151
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	1,616	1,723	1,978
Long-Lived Assets	313	311	318
South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	338	377	771
Long-Lived Assets	172	99	141
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	744	750	742
Long-Lived Assets	$ 214	$ 226	$ 238