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Revenue Recognition (Tables) | 12 Months Ended
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Dec. 31, 2021
Revenue from Contract with Customer [Abstract] |
Schedule of revenue by contact and market type | The components of the Company’s revenue by contract type were as follows for the year ended December 31:
|  | 2021
|  | T&D |  | C&I |  | Total
(dollars in thousands) |  | Amount |  | Percent |  | Amount |  | Percent |  | Amount |  | Percent
Fixed price |  | $ | 559,861 |  |  | 43.0 | % |  | $ | 963,477 |  |  | 80.5 | % |  | $ | 1,523,338 |  |  | 61.0 | %
Unit price |  | 369,710 |  |  | 28.4 |  |  | 73,826 |  |  | 6.2 |  |  | 443,536 |  |  | 17.7 |
T&E |  | 372,016 |  |  | 28.6 |  |  | 159,399 |  |  | 13.3 |  |  | 531,415 |  |  | 21.3 |
|  | $ | 1,301,587 |  |  | 100.0 | % |  | $ | 1,196,702 |  |  | 100.0 | % |  | $ | 2,498,289 |  |  | 100.0 | %
|  | 2020
|  | T&D |  | C&I |  | Total
(dollars in thousands) |  | Amount |  | Percent |  | Amount |  | Percent |  | Amount |  | Percent
Fixed price |  | $ | 507,634 |  |  | 44.0 | % |  | $ | 904,024 |  |  | 82.7 | % |  | $ | 1,411,658 |  |  | 62.8 | %
Unit price |  | 338,611 |  |  | 29.3 |  |  | 77,331 |  |  | 7.1 |  |  | 415,942 |  |  | 18.5 |
T&E |  | 308,133 |  |  | 26.7 |  |  | 111,659 |  |  | 10.2 |  |  | 419,792 |  |  | 18.7 |
|  | $ | 1,154,378 |  |  | 100.0 | % |  | $ | 1,093,014 |  |  | 100.0 | % |  | $ | 2,247,392 |  |  | 100.0 | %
|  | 2019
|  | T&D |  | C&I |  | Total
(dollars in thousands) |  | Amount |  | Percent |  | Amount |  | Percent |  | Amount |  | Percent
Fixed price |  | $ | 564,266 |  |  | 49.7 | % |  | $ | 701,135 |  |  | 74.8 | % |  | $ | 1,265,401 |  |  | 61.1 | %
Unit price |  | 228,229 |  |  | 20.1 |  |  | 53,552 |  |  | 5.7 |  |  | 281,781 |  |  | 13.6 |
T&E |  | 341,916 |  |  | 30.2 |  |  | 182,061 |  |  | 19.5 |  |  | 523,977 |  |  | 25.3 |
|  | $ | 1,134,411 |  |  | 100.0 | % |  | $ | 936,748 |  |  | 100.0 | % |  | $ | 2,071,159 |  |  | 100.0 | %
The components of the Company’s revenue by market type were as follows for the year ended December 31:
|  |  |  | 2021 |  | 2020 |  | 2019
(dollars in thousands) |  | Segment |  | Amount |  | Percent |  | Amount |  | Percent |  | Amount |  | Percent
Transmission |  | T&D |  | $ | 806,367 |  |  | 32.3 | % |  | $ | 745,599 |  |  | 33.2 | % |  | $ | 772,609 |  |  | 37.3 | %
Distribution |  | T&D |  | 495,220 |  |  | 19.8 |  |  | 408,779 |  |  | 18.2 |  |  | 361,802 |  |  | 17.5 |
Electrical construction |  | C&I |  | 1,196,702 |  |  | 47.9 |  |  | 1,093,014 |  |  | 48.6 |  |  | 936,748 |  |  | 45.2 |
Total revenue |  |  |  | $ | 2,498,289 |  |  | 100.0 | % |  | $ | 2,247,392 |  |  | 100.0 | % |  | $ | 2,071,159 |  |  | 100.0 | %
Schedule of amount of the remaining performance obligations that the company reasonably estimates will not be recognized within the next twelve months | The following table summarizes the amount of remaining performance obligations as of December 31, 2021 that the Company expects to be realized and the amount of the remaining performance obligations that the Company reasonably estimates will not be recognized within the next twelve months.
|  | Remaining Performance Obligations as of December 31, 2021
(in thousands) |  | Total |  | Amount estimated to not be recognized within 12 months
T&D |  | $ | 572,032 |  |  | $ | 84,075 |
C&I |  | 1,105,866 |  |  | 339,659 |
Total |  | $ | 1,677,898 |  |  | $ | 423,734 |

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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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045 + Details
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