Annual report pursuant to Section 13 and 15(d)

Discontinued Operations Discontinued Operations Schedule of Gain/Loss on Disposal (Details)

v3.20.1
Discontinued Operations Discontinued Operations Schedule of Gain/Loss on Disposal (Details) - DLW Subsidiary - Discontinued Operations, Disposed of by Sale - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Gain (loss) on disposal of discontinued operations before income tax $ 10.4 $ (153.8)
Income tax (benefit) 0.0 0.0
Net gain (loss) on disposal of discontinued operations $ 10.4 $ (153.8)