Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2022

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, 2022 and 2021 were as follows:

	Three months ended March 31, 2022
	T&D				C&I				Total
(dollars in thousands)	Amount		Percent		Amount		Percent		Amount		Percent
Fixed price	$	150,904	41.4	%	$	218,577	80.4	%	$	369,481	58.0	%
Unit price	104,321		28.6		14,803		5.4		119,124		18.7
T&E	109,631		30.0		38,388		14.2		148,019		23.3
	$	364,856	100.0	%	$	271,768	100.0	%	$	636,624	100.0	%

	Three months ended March 31, 2021
	T&D				C&I				Total
(dollars in thousands)	Amount		Percent		Amount		Percent		Amount		Percent
Fixed price	$	152,067	48.3	%	$	227,670	82.0	%	$	379,737	64.1	%
Unit price	85,345		27.1		18,427		6.6		103,772		17.5
T&E	77,496		24.6		31,481		11.4		108,977		18.4
	$	314,908	100.0	%	$	277,578	100.0	%	$	592,486	100.0	%

The components of the Company’s revenue by market type for the three months ended March 31, 2022 and 2021 were as follows:

	Three months ended March 31, 2022					Three months ended March 31, 2021
(dollars in thousands)	Amount		Percent		Segment	Amount		Percent		Segment
Transmission	$	221,607	34.8	%	T&D	$	211,227	35.7	%	T&D
Distribution	143,249		22.5		T&D	103,681		17.5		T&D
Electrical construction	271,768		42.7		C&I	277,578		46.8		C&I
Total revenue	$	636,624	100.0	%		$	592,486	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, 2022 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, 2022
(in thousands)	Total		Amount estimated to not be recognized within 12 months		Total at December 31, 2021
T&D	$	1,007,561	$	223,496	$	572,032
C&I	1,275,188		472,744		1,105,866
Total	$	2,282,749	$	696,240	$	1,677,898