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Revenue From Contracts With Customers (Tables) | 3 Months Ended
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Mar. 31, 2018
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | Revenue by contract type (amounts in thousands):
|  | Three Months Ended March 31,
|  | 2018 |  | 2017
Fixed Unit Price |  | $ | 160,236 |  |  | $ | 144,361 |
Lump Sum and Other |  | 27,005 |  |  | 9,055 |
Heavy Civil Construction Revenue |  | $ | 187,241 |  |  | $ | 153,416 |
The following table presents total revenue from operations by reportable segment for the three months ended March 31, 2018 and 2017 (amounts in thousands):
|  | Three Months Ended March 31,
|  | 2018 |  | 2017
Revenue |  |  |  |  |  |
Heavy Civil Construction |  | $ | 187,241 |  |  | $ | 153,416 |
Residential Construction |  | 35,251 |  |  | — |
Total Revenue |  | $ | 222,492 |  |  | $ | 153,416 |
Revenue by major end market (amounts in thousands):
|  | Three Months Ended March 31,
|  | 2018 |  | 2017
Heavy Highway |  | $ | 107,408 |  |  | $ | 109,385 |
Water Containment and Treatment |  | 14,995 |  |  | 9,596 |
Aviation |  | 23,252 |  |  | 10,590 |
Commercial and Other |  | 41,586 |  |  | 23,845 |
Heavy Civil Construction Revenue |  | $ | 187,241 |  |  | $ | 153,416 |
Costs in Excess of Billings and Billings in Excess of Costs | The table below reconciles the net excess billings to the amounts included in the condensed consolidated balance sheets at those dates (amounts in thousands).
| As of March 31,
| 2018 |  | 2017
Costs and estimated earnings in excess of billings on uncompleted contracts | $ | 40,013 |  |  | $ | 34,475 |
Billings in excess of costs and estimated earnings on uncompleted contracts | (54,689 | ) |  | (62,656 | )
Net amount of costs and estimated earnings on uncompleted contracts below billings | $ | (14,676 | ) |  | $ | (28,181 | )

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- Definition Tabular disclosure for billings on uncompleted contracts in excess of costs and costs of uncompleted contracts in excess of billings. + References No definition available. + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130545-203045 + Details
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