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Inventories (Tables)
12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories consist of the following:
 
As of December 31,
 
2019
 
2018
Raw materials
$
216.3

 
$
226.8

Work-in-process
727.7

 
571.1

Finished goods
70.6

 
24.4

Deferred costs
400.9

 
328.9

 
$
1,415.5

 
$
1,151.2