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Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Schedule of revenue by contract and market type

The components of the Company’s revenue by contract type for the three months ended March 31, 2021 and 2020 were as follows:

						Three months ended March 31, 2021
						T&D												C&I												Total
(dollars in thousands)						Amount						Percent						Amount						Percent						Amount						Percent
Fixed price						$	151,931					48.2		%				$	227,709					82.0		%				$	379,640					64.1		%
Unit price						85,269						27.1						18,431						6.6						103,700						17.5
T&E						70,278						22.3						14,382						5.2						84,660						14.3
Other						7,430						2.4						17,056						6.2						24,486						4.1
						$	314,908					100.0		%				$	277,578					100.0		%				$	592,486					100.0		%

						Three months ended March 31, 2020
						T&D												C&I												Total
(dollars in thousands)						Amount						Percent						Amount						Percent						Amount						Percent
Fixed price						$	121,002					46.7		%				$	218,539					84.3		%				$	339,541					65.5		%
Unit price						63,310						24.4						18,076						7.0						81,386						15.7
T&E						68,051						26.2						15,802						6.1						83,853						16.2
Other						6,907						2.7						6,783						2.6						13,690						2.6
						$	259,270					100.0		%				$	259,200					100.0		%				$	518,470					100.0		%

The components of the Company’s revenue by market type for the three months ended March 31, 2021 and 2020 were as follows:

						Three months ended March 31, 2021																		Three months ended March 31, 2020
(dollars in thousands)						Amount						Percent						Segment						Amount						Percent						Segment
Transmission						$	211,227					35.7		%				T&D						$	171,566					33.1		%				T&D
Distribution						103,681						17.5						T&D						87,704						16.9						T&D
Electrical construction						277,578						46.8						C&I						259,200						50.0						C&I
Total revenue						$	592,486					100.0		%										$	518,470					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 March 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 at March 31, 2021
(in thousands)						Total						Amount estimated to not be recognized within 12 months						Total at December 31, 2020
T&D						$	584,421					$	152,951					$	645,422
C&I						940,758						190,950						889,596
Total						$	1,525,179					$	343,901					$	1,535,018

X

- 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=121604090&loc=SL49130545-203045

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- References

No definition available.

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X

- 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=121604090&loc=SL49130556-203045

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