XML 35 R23.htm IDEA: XBRL DOCUMENT v3.5.0.2
COSTS, ESTIMATED EARNINGS AND BILLINGS ON UNCOMPLETED CONTRACTS (Tables)
 6 Months Ended
Jul. 31, 2016
COSTS, ESTIMATED EARNINGS AND BILLINGS ON UNCOMPLETED CONTRACTS  
Aggregate Amount of Costs Incurred and Earnings Accrued on Uncompleted Contracts Compared with Billings on Contracts

 

 

 

July 31,

 

January 31,

 

 

 

2016

 

2016

 

Costs charged to uncompleted contracts

 

$
888,854

 

$
764,071

 

Estimated accrued earnings

 
175,760

 
116,326

 

 

 

 

 

 

 

 

 
1,064,614

 
880,397

 

Less - billings to date

 
1,182,692

 
982,182

 

 

 

 

 

 

 

 

 

$
(118,078

)

$
(101,785

)

 

 

 

 

 

 

 

 

 

 

 

 

July 31,

 

January 31,

 

 

 

2016

 

2016

 

Costs and estimated earnings in excess of billings

 

$
3,052

 

$
4,078

 

Billings in excess of costs and estimated earnings

 
121,130

 
105,863

 

 

 

 

 

 

 

 

 

$
(118,078

)

$
(101,785

)