v3.5.0.2
Discontinued Operations (Carrying Amount of Accrual) (Details) - Energy From Waste [Member] - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Mar. 31, 2016
Jun. 30, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Loss on disposal, before-tax $ 945.7 $ 945.7
Noncash expenses   (913.5)
Cash expenditures   (16.0)
Currency translation adjustment   (1.1)
Accrual for actions to dispose of business   15.1
Asset Actions [Member]    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Loss on disposal, before-tax 913.5 913.5
Noncash expenses   (913.5)
Cash expenditures   0.0
Currency translation adjustment   0.0
Accrual for actions to dispose of business   0.0
Contract Actions/other [Member]    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Loss on disposal, before-tax $ 32.2 32.2
Noncash expenses   0.0
Cash expenditures   (16.0)
Currency translation adjustment   (1.1)
Accrual for actions to dispose of business   $ 15.1