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Costs and estimated earnings on uncompleted contracts
12 Months Ended
Jan. 31, 2016
Costs and estimated earnings on uncompleted contracts [Abstract]  
Costs and estimated earnings on uncompleted contracts
Note 6 - Costs and estimated earnings on uncompleted contracts
 
2015
2014
Costs incurred on uncompleted contracts
$78,843
$66,547
Estimated earnings
46,359
31,082
Earned revenue
125,202
97,629
Less billings to date
123,915
97,610
Costs in excess of billings, net
$1,287
$19
Balance sheet classification
 
 
Costs and estimated earnings in excess of billings on uncompleted contracts
$2,463
$700
Billings in excess of costs and estimated earnings on uncompleted contracts
(1,176)
(681)
Costs in excess of billings, net
$1,287
$19