Discontinued Operations (Summary of Carrying Amount of Major Classes of Assets and Liabilities Related to EMEA and Pacific Rim Businesses) (Parenthetical) (Details) $ in Millions	Dec. 31, 2018 USD ($)
EMEA and Pacific Rim Business [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Cumulative pre-tax estimated losses	$ 128.5