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Contracts In Process (Summary Of Contract In Process) (Details) (USD $)
Jun. 30, 2013
Mar. 31, 2013
Contracts In Process [Abstract]    
Costs incurred on uncompleted contracts $ 1,018,979 $ 838,246
Estimated earnings 595,816 515,299
Contracts in process, Gross 1,614,795 1,353,545
Less billings to date (1,456,769) (1,175,281)
Contracts in process 158,026 178,264
Costs and estimated earnings in excess of billings on uncompleted contracts $ 158,026 $ 178,264