Segment Information Level 4 (Details) - Long Lived Assets (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	$ 1,080	$ 1,066
UNITED STATES
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	495	555
NETHERLANDS
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	119	99
GERMANY
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	127	92
BRAZIL
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	76	80
CANADA
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	68	58
Other international [Member]
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	$ 195	$ 182