Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2018

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 year ended December 31, 2018 were as follows:

	2018
	T&D					C&I					Total
(dollars in thousands)	Amount		Percent			Amount		Percent			Amount		Percent
Fixed price	$	361,699		40.5	%	$	452,732		71.0	%	$	814,431		53.2	%
Unit price		181,179		20.3			51,590		8.1			232,769		15.2
T&E		305,581		34.2			34,938		5.4			340,519		22.2
Other		44,649		5.0			98,801		15.5			143,450		9.4
	$	893,108		100.0	%	$	638,061		100.0	%	$	1,531,169		100.0	%

        The components of the Company’s revenue by market type for the year ended December 31, 2018 were as follows:

	2018
(dollars in thousands)	Amount		Percent			Segment
Transmission	$	559,467		36.5	%		T&D
Distribution		333,641		21.8			T&D
Electrical construction		638,061		41.7			C&I
Total Revenue	$	1,531,169		100.0	%

Contract Assets, Contract Liabilities and contract assets and contract liabilities from contracts with customers

Contract assets consisted of the following at December 31:

(in thousands)	2018		2017		Change
Unbilled revenue	$	111,153	$	78,260	$	32,893
Contract retainages, net		49,128		42,732		6,396
Contract assets	$	160,281	$	120,992	$	39,289

Contract liabilities consisted of the following at December 31:

(in thousands)	2018		2017		Change
Deferred revenue	$	57,051	$	28,919	$	28,132
Accrued loss provision		1,483		1,305		178
Contract liabilities	$	58,534	$	30,224	$	28,310

The following table provides information about contract assets and contract liabilities from contracts with customers:

(in thousands)	2018			2017			Change
Contract assets	$	160,281		$	120,992		$	39,289
Contract liabilities		(58,534	)		(30,224	)		(28,310	)
Net contract assets (liabilities)	$	101,747		$	90,768		$	10,979

Schedule Of Net Asset Position For Contracts

The net asset position for contracts in process consisted of the following at December 31:

(in thousands)	2018		2017
Costs and estimated earnings on uncompleted contracts	$	2,718,713	$	1,978,981
Less: Billings to date		2,664,611		1,929,640
	$	54,102	$	49,341

The net asset position for contracts in process is included within the contract asset and contract liability in the accompanying consolidated balance sheets as follows at December 31:

(in thousands)	2018			2017
Unbilled revenue	$	111,153		$	78,260
Deferred revenue		(57,051	)		(28,919	)
	$	54,102		$	49,341

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 that amount of remaining performance obligations that the Company expects to be realized as of December 31, 2018 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, 2018
(In thousands)	Total		Amount estimated to not be recognized within 12 months
T&D	$	418,178	$	19,698
C&I		644,547		167,652
Total	$	1,062,725	$	187,350