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Acquisition - Components of Purchase Price (Detail) (Rocketdyne Business [Member], USD $)
In Millions, unless otherwise specified
0 Months Ended
Jun. 14, 2013
Rocketdyne Business [Member]
 
Business Acquisition [Line Items]  
Purchase Price $ 495.0
Advance payments on contracts adjustment (55.7)
Capital expenditures adjustment (28.3)
Cash payment to UTC $ 411