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Contract Revenue and Percentage-of-Completion Method - Information with Respect to Uncompleted Contracts (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
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Revenue Recognition [Abstract] |  |
Costs incurred on uncompleted contracts | $ 246,424 | $ 437,658
Estimated profit earned to date | 21,363 | 7,777
Contract costs and estimated profits | 267,787 | 445,435
Less billings to date | 244,935 | 439,694
Net costs and estimated earnings in excess of billings | $ 22,852 | $ 5,741

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- Definition Represents recoverable costs and, where applicable, accrued profit related to long-term contracts that have been inventoried until the customer is billed. + References No definition available. + Details
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- Definition Amounts due for billed services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the Company and, at a minimum, one other party. An example would be amounts billed to customers under contracts or programs but not paid 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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