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Costs and Estimated Earnings in Excess of Billings (Tables)
 3 Months Ended
Dec. 31, 2018
Text Block [Abstract]  
Costs and Estimated Earnings in Excess of Billings on Uncompleted Contracts

Costs and estimated earnings in excess of billings on uncompleted contracts as of December 31, 2018 and September 30, 2018 consist of the following:

 

     December 31,
2018		      September 30,
2018		  

Costs incurred on uncompleted contracts

    $ 27,145,000      $ 17,437,000  

Estimated earnings

      10,668,000        7,335,000  
  

 

 

     

 

 

  
     37,813,000        24,772,000  

Billings to date

      24,494,000        12,872,000  
  

 

 

     

 

 

  

Costs and estimated earnings in excess of billings

    $ 13,319,000      $ 11,900,000