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Costs, Estimated Earnings, and Related Billings on Uncompleted Contracts - Contracts in Progress (Detail) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
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Contractors [Abstract] |  |
Costs incurred on uncompleted contracts | $ 26,340 | $ 31,197
Estimated earnings | 1,193 | 10,506
Total cost and earnings of unbilled contracts | 27,533 | 41,703
Billings on uncompleted contracts | (21,912) | (41,030)
Total Costs, estimated earnings, and related billing on uncompleted contracts | $ 5,621 | $ 673

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- Definition Amount to be collected within one year of the balance sheet date (or one operating cycle, if longer) from customers in accordance with the contractual provisions of long-term contracts or programs including amounts billed and unbilled as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(c)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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