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           Revenue Recognition (Details) 
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        9 Months Ended | 
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           Dec. 31, 2012
 
          Hour 
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| Revenue Recognition (Textual) [Abstract] | |
| Company Recognizes Planned Manufacturing Process | 28 days | 
| Direct labor hours worked on contracts | 575 | 
| Substantial Completion of Manufacturing Process | 95.00% | 
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- Definition 
          Planned manufacturing process used in determining the applicable revenue recognition method. No definition available. 
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- Definition 
          Equivalent of four weeks of direct labor hours worked on contracts. No definition available. 
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- Details 
          
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- Definition 
          The percent at which the manufacturing process of a contract must be completed with regard to direct labor hours for the contract to be considered substantially complete. No definition available. 
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