Quarterly report pursuant to Section 13 or 15(d)

Acquisitions - Amounts Allocated to Purchased Intangible Assets (Detail)

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Acquisitions - Amounts Allocated to Purchased Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
0 Months Ended 0 Months Ended 0 Months Ended 0 Months Ended 0 Months Ended
Dec. 05, 2013
PGA electronic S.A.
Dec. 05, 2013
PGA electronic S.A.
Trademark [Member]
Dec. 05, 2013
PGA electronic S.A.
Trademark [Member]
Dec. 05, 2013
PGA electronic S.A.
Technology [Member]
Dec. 05, 2013
PGA electronic S.A.
Backlog and Customer Relationships [Member]
Dec. 05, 2013
PGA electronic S.A.
Minimum [Member]
Technology [Member]
Dec. 05, 2013
PGA electronic S.A.
Minimum [Member]
Backlog and Customer Relationships [Member]
Dec. 05, 2013
PGA electronic S.A.
Maximum [Member]
Technology [Member]
Dec. 05, 2013
PGA electronic S.A.
Maximum [Member]
Backlog and Customer Relationships [Member]
Oct. 01, 2013
AeroSat [Member]
Oct. 01, 2013
AeroSat [Member]
Trademark [Member]
Oct. 01, 2013
AeroSat [Member]
Trademark [Member]
Oct. 01, 2013
AeroSat [Member]
Technology [Member]
Oct. 01, 2013
AeroSat [Member]
Technology [Member]
Oct. 01, 2013
AeroSat [Member]
Backlog and Customer Relationships [Member]
Oct. 01, 2013
AeroSat [Member]
Backlog and Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]                                
Weighted Average Life   15 years       5 years 16 years 10 years 19 years   10 years   10 years   12 years  
Acquisition Fair Value $ 5,592   $ 955 $ 1,637 $ 3,000         $ 13,800   $ 800   $ 5,300   $ 7,700