Income Taxes - Net Operating Loss Carryforwards (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Operating Loss Carryforwards [Line Items]
Deferred Tax Asset	$ 319,000,000	$ 472,000,000
Valuation Allowance	(155,000,000)
Internal Revenue Service (IRS) [Member]
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Domestic	135,000,000
Valuation Allowance	$ 0
Net operating loss carryforward period In years	20 years
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, State and Local	$ 101,000,000
Valuation Allowance	$ (81,000,000)
Carryforward period	Various
BRAZIL
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 20,000,000
Valuation Allowance	$ (20,000,000)
Carryforward period	Unlimited
FRANCE
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 9,000,000
Valuation Allowance
Carryforward period	Unlimited
AUSTRALIA
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 35,000,000
Valuation Allowance	$ (35,000,000)
Carryforward period	Unlimited
ITALY
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 7,000,000
Valuation Allowance	$ (7,000,000)
Carryforward period	Unlimited
GERMANY
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 5,000,000
Valuation Allowance	$ (5,000,000)
Carryforward period	Unlimited
UNITED KINGDOM
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 3,000,000
Valuation Allowance	$ (3,000,000)
Carryforward period	Unlimited
ARGENTINA
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 3,000,000
Valuation Allowance	$ (3,000,000)
Net operating loss carryforward period In years	5 years
CHINA
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Net operating loss carryforwards, Foreign	$ 1,000,000
Valuation Allowance	$ (1,000,000)
Net operating loss carryforward period In years	5 years