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Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2019

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 June 30, 2019 and 2018 were as follows:

		Three months ended June 30,  2019
		T&D								C&I								Total
(in thousands)		Amount				Percent				Amount				Percent				Amount				Percent
Fixed price		$	119,572				46.7	%		$	115,117				59.7	%		$	234,689				52.3	%
Unit price			52,162				20.4				12,855				6.7				65,017				14.5
T&E			76,841				30.0				37,193				19.3				114,034				25.4
Other			7,335				2.9				27,701				14.3				35,036				7.8
		$	255,910				100.0	%		$	192,866				100.0	%		$	448,776				100.0	%

		Three months ended June 30, 2018
		T&D								C&I								Total
(in thousands)		Amount				Percent				Amount				Percent				Amount				Percent
Fixed price		$	77,230				39.2	%		$	90,439				63.4	%		$	167,669				49.4	%
Unit price			41,631				21.1				15,408				10.8				57,039				16.8
T&E			68,073				34.6				8,942				6.3				77,015				22.7
Other			9,991				5.1				27,962				19.5				37,953				11.1
		$	196,925				100.0	%		$	142,751				100.0	%		$	339,676				100.0	%

The components of the Company’s revenue by contract type for the six months ended June 30, 2019 and 2018 were as follows:

			Six months ended June 30,  2019
			T&D								C&I								Total
(in thousands)			Amount				Percent				Amount				Percent				Amount			Percent
Fixed price		$	252,896				47.9	%		$	248,828				64.1	%		$	501,724				54.7	%
Unit price			103,356				19.6				22,843				5.9				126,199				13.8
T&E			153,149				29.0				49,724				12.8				202,873				22.1
Other			19,057				3.5				67,017				17.2				86,074				9.4
		$	528,458				100.0	%		$	388,412				100.0	%		$	916,870				100.0	%

		Six months ended June 30, 2018
		T&D								C&I								Total
(in thousands)		Amount				Percent				Amount				Percent				Amount				Percent
Fixed price		$	156,665				37.9	%		$	179,594				66.0	%		$	336,259				49.1	%
Unit price			87,307				21.1				25,058				9.2				112,365				16.4
T&E			148,418				35.9				18,399				6.8				166,817				24.3
Other			20,921				5.1				48,925				18.0				69,846				10.2
		$	413,311				100.0	%		$	271,976				100.0	%		$	685,287				100.0	%

The components of the Company’s revenue by market type for the three months ended June 30, 2019 and 2018 were as follows:

		Three months ended June 30,  2019										Three months ended June 30, 2018
(in thousands)		Amount				Percent				Segment		Amount				Percent				Segment
Transmission		$	169,466				37.8	%		T&D		$	121,708				35.8	%		T&D
Distribution			86,444				19.2			T&D			75,217				22.2			T&D
Electrical construction			192,866				43.0			C&I			142,751				42.0			C&I
Total revenue		$	448,776				100.0	%				$	339,676				100.0	%

The components of the Company’s revenue by market type for the six months ended June 30, 2019 and 2018 were as follows:

		Six months ended June 30,  2019										Six months ended June 30, 2018
(in thousands)		Amount				Percent				Segment		Amount				Percent				Segment
Transmission		$	357,231				39.0	%		T&D		$	256,161				37.4	%		T&D
Distribution			171,227				18.6			T&D			157,150				22.9			T&D
Electrical construction			388,412				42.4			C&I			271,976				39.7			C&I
Total revenue		$	916,870				100.0	%				$	685,287				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 that the Company expects to be realized as of June 30, 2019 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 June 30, 2019
(In thousands)		Total			Amount estimated to not be recognized within 12 months				Total at December 31, 2018
T&D		$	389,579		$	19,141			$	418,178
C&I			673,336			154,287				644,547
Total		$	1,062,915		$	173,428			$	1,062,725

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109196051&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=109196051&loc=SL49130556-203045

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