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Property and Equipment Property and Equipment (Tables)
6 Months Ended
Jun. 30, 2020
Property, Plant and Equipment [Abstract]  
Schedule of Property And Equipment

Property and equipment as of June 30, 2020 and December 31, 2019 consisted of the following (in millions):

 
 
June 30, 2020
 
December 31, 2019
Drilling rigs and equipment
 
$
12,559.5

 
$
17,714.0

Work-in-progress
 
473.2

 
473.6

Other
 
187.6

 
206.2

 
 
$
13,220.3

 
$
18,393.8