Divestitures and Other Transactions Divestitures and Other Transactions - Divested Ag Business Depreciation and Capital Expenditures (Details) - Predecessor [Member] - Divested Ag Business [Member] $ in Millions	3 Months Ended
	Mar. 31, 2017 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Depreciation, Discontinued Operations	$ 8
Capital Expenditures, Discontinued Operations	$ 4