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Costs incurred and estimated earnings net of billings on uncompleted contracts | 12 Months Ended
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Dec. 31, 2014
Contractors [Abstract] |
Costs incurred and estimated earnings net of billings on uncompleted contracts | Costs incurred and estimated earnings net of billings on uncompleted contracts
|  | December 31, 2014 |  |  | December 31, 2013 |
Costs incurred and estimated earnings on uncompleted contracts |  | $ | 629,416 |  |  | $ | 533,837 |
Less billings to date |  | (585,794 | ) |  | (508,026 | )
|  | $ | 43,622 |  |  | $ | 25,811 |
Costs incurred and estimated earnings net of billings on uncompleted contracts is presented in the Consolidated Balance Sheets under the following captions:
|  | December 31, 2014 |  |  | December 31, 2013 |
Unbilled revenue |  | $ | 43,622 |  |  | $ | 32,168 |
Billings in excess of costs incurred and estimated earnings on uncompleted contracts |  | — |  |  | (6,357 | )
|  | $ | 43,622 |  |  | $ | 25,811 |

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- Definition The entire disclosure for long-term contracts or programs. + 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 912 -SubTopic 275 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6471736&loc=d3e54651-109401 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 35 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6407836&loc=d3e58033-111643 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(d)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 912 -SubTopic 405 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6471944&loc=d3e56414-109416 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 6 -Article 5 + Details
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