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Operating Segments and Related Disclosures - Summary of Customers that Represented More than 10% of Net Sales (Details) - Customers [Member] - Sales Revenue, Net [Member]
1 Months Ended 3 Months Ended
Dec. 31, 2015
Mar. 31, 2016
Feb. 28, 2015
Lockheed Martin Corp [Member]      
Revenue, Major Customer [Line Items]      
Percentage of net sales 24.00% 27.00% 28.00%
United Launch Alliance [Member]      
Revenue, Major Customer [Line Items]      
Percentage of net sales 28.00% 20.00% 17.00%
Raytheon Company [Member]      
Revenue, Major Customer [Line Items]      
Percentage of net sales 19.00% 17.00% 23.00%
NASA [Member]      
Revenue, Major Customer [Line Items]      
Percentage of net sales 10.00% 14.00% 13.00%