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Changes in Estimates Changes in Estimates (Tables)
 9 Months Ended
Sep. 27, 2018
Accounting Changes and Error Corrections [Abstract]  
Schedule of Change in Accounting Estimate [Table Text Block]
Changes in estimates are summarized below:

 
 
For the Three Months Ended
 
For the Nine Months Ended
Changes in Estimates
 
September 27, 2018
 
September 28, 2017
 
September 27, 2018
 
September 28, 2017
(Unfavorable) Favorable Cumulative Catch-up Adjustment by Segment
 
 
 
 
 
 
 
 
Fuselage Systems
 
$
(12.0
)
 
$
(2.4
)
 
$
(3.0
)
 
$
5.3

Propulsion Systems
 
(2.4
)
 
2.4

 
0.9

 
4.3

Wing Systems
 
1.4

 
(2.8
)
 
0.9

 
19.1

Total (Unfavorable) Favorable Cumulative Catch-up Adjustment
 
$
(13.0
)
 
$
(2.8
)
 
$
(1.2
)
 
$
28.7

 
 
 
 
 
 
 
 
 
(Forward Loss) Changes in Estimate on Loss Programs by Segment
 
 
 
 
 
 
 
 
Fuselage Systems
 
$
—

 
$
(0.9
)
 
$
(1.5
)
 
$
(238.5
)
Propulsion Systems
 
(0.8
)
 
1.3

 
—

 
(46.7
)
Wing Systems
 
0.3

 
(2.4
)
 
(0.2
)
 
(74.4
)
Total Forward Loss
 
$
(0.5
)
 
$
(2.0
)
 
$
(1.7
)
 
$
(359.6
)
 
 
 
 
 
 
 
 
 
Total Change in Estimate
 
$
(13.5
)
 
$
(4.8
)
 
$
(2.9
)
 
$
(330.9
)
EPS Impact (diluted per share based upon statutory rates)
 
$
(0.10
)
 
$
(0.03
)
 
$
(0.02
)
 
$
(1.75
)