Completed Acquisitions Purchase Price (Details) (Doe & Ingalls [Member], USD $) In Millions, unless otherwise specified	May 01, 2012
Doe & Ingalls [Member]
Purchase Price
Cash paid	$ 173.8
Purchase price payable	1.0
Fair value of contingent consideration	1.5
Total Purchase Price	$ 176.3

Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

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+ Details