Useful Life

    

December 31,

    

December 31,

 

 

    

(Years)

    

2016

    

2015

 

Buildings and improvements

 

 1

-

50

 

$

142.6

 

$

133.3

 

Machinery

 

 1

-

20

 

 

179.2

 

 

169.2

 

Tooling

 

 1

-

14

 

 

129.3

 

 

107.5

 

Computer equipment and software

 

 1

-

17

 

 

305.5

 

 

271.4

 

Furniture and equipment

 

 1

-

16

 

 

32.9

 

 

29.8

 

 

 

 

 

 

 

 

789.5

 

 

711.2

 

Less accumulated depreciation

 

 

 

 

 

 

(382.5)

 

 

(320.0)

 

 

 

 

 

 

 

$

407.0

 

$

391.2