Segment Information Level 4 (Details) - Long Lived Assets (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	$ 977	$ 1,080
UNITED STATES
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	435	495
NETHERLANDS
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	124	127
GERMANY
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	120	119
BRAZIL
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	62	76
CANADA
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	61	68
Other international [Member]
Long-Lived Assets (Geographic) [Line Items]
Long-Lived Assets	$ 175	$ 195