XML 363 R82.htm IDEA: XBRL DOCUMENT v3.19.1
Contingencies - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended
Apr. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Loss Contingencies [Line Items]      
Accrual of loss contingency   $ 53.0  
Estimate of possible loss   300.0  
Unrecognized tax benefits   103.0 $ 108.0
Legal Reserve | Invoicing Matter      
Loss Contingencies [Line Items]      
Estimate of possible loss   $ 380.0  
Subsequent Event | Shareholder Litigation      
Loss Contingencies [Line Items]      
Amount awarded to other party $ 4.9