Annual report pursuant to Section 13 and 15(d)

Discontinued Operations - Narrative (Details)

v3.20.1
Discontinued Operations - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Proceeds from sale of discontinued operations     $ 90.2 $ 0.0
Capital Expenditure, Discontinued Operations   $ 1.9    
Disposal Group, Including Discontinued Operation, Other Income   11.9    
Other Income   3.0    
Termination fee to cancel sublease before end of term   2.5    
Gain (loss) on disposal of discontinued operations, net of tax   10.4 $ (153.8) $ 0.0
Sublease Income   1.4    
Discontinued operations        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Gain (loss) on disposal of discontinued operations, net of tax $ 11.4      
Member Units        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Sublease Income   $ 1.5