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Significant Estimates and Assumptions Significant Estimates and Assumptions (Details) (USD $)
In Thousands, unless otherwise specified
 2 Months Ended 6 Months Ended 13 Months Ended 2 Months Ended 13 Months Ended
Jun. 30, 2014
Jun. 30, 2014
Jun. 30, 2013
United States Army Program Office, Saudi Arabian National Guard [Member]
Jun. 30, 2013
United States Army Program Office, Saudi Arabian National Guard [Member]
Defense Products [Member]
Jun. 30, 2014
United States Army Program Office, Saudi Arabian National Guard [Member]
Sevices [Member]
Jun. 30, 2013
United States Army Program Office, Saudi Arabian National Guard [Member]
Sevices [Member]
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]            
Revenue Recognition, Multiple-deliverable Arrangements, Contract Amount     $ 21,200 $ 35,600 $ 5,200 $ 14,400
Revenue Recognition, Multiple-deliverable Arrangements, Outstanding Contract Amount $ 800 $ 200