XML 12 R39.htm IDEA: XBRL DOCUMENT v3.2.0.727
Costs and Estimated Earnings on Uncompleted Contracts - Costs and Estimated Earnings on Uncompleted Contracts (Detail) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Costs in Excess of Billings on Uncompleted Contracts or Programs [Abstract]    
Costs incurred on uncompleted contracts $ 114,248 $ 97,979
Estimated earnings 29,890 28,328
Contract Revenues 144,138 126,307
Less billings to date (126,505) (116,533)
Net bills receivable 17,633 9,774
Included in the accompanying condensed consolidated balance sheets under the following captions:    
Costs and estimated earnings in excess of billings on uncompleted contracts 31,810 24,371
Billings in excess of costs and estimated earnings on uncompleted contracts (14,177) (14,597)
Net bills receivable $ 17,633 $ 9,774