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Note C - Revenue Recognition Policy (Detail) (USD $)
6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Loss on Contract Termination $ 657  
Unbilled Receivables, Current 10,942 11,334
Billings in Excess of Cost, Current $ 1,807 $ 3,895
Minimum [Member]
   
Contract Term 8 years  
Maximum [Member]
   
Contract Term 16 years