Annual report pursuant to Section 13 and 15(d)

Property And Equipment (Narrative) (Details)

v3.20.1
Property And Equipment (Narrative) (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Dec. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Property And Equipment [Abstract]        
Depreciation and amortization expense   $ 14.0 $ 12.3 $ 9.6
Loss on disposal $ 5.6