XML 40 R30.htm IDEA: XBRL DOCUMENT v3.20.2
Inventories (Tables)
9 Months Ended
Sep. 30, 2020
Inventories  
Schedule of inventories

Inventories consisted of the following (dollars in millions):

September 30, 

    

December 31, 

    

2020

    

2019

Raw materials

$

205.1

$

188.8

Work-in-process

 

261.7

 

206.4

Finished goods

 

139.1

 

104.5

Demonstration units

 

90.0

 

77.5

Inventories

$

695.9

$

577.2