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Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets

Schedule of goodwill and intangible assets

Goodwill and intangible assets consisted of the following at December 31:

		2019									2018
		Gross						Net			Gross						Net
		Carrying			Accumulated			Carrying			Carrying			Accumulated			Carrying
(in thousands)		Amount			Amortization			Amount			Amount			Amortization			Amount
Goodwill
T&D		$	40,224		$	—		$	40,224		$	40,224		$	—		$	40,224
C&I			25,836			—			25,836			16,364			—			16,364
Total goodwill		$	66,060		$	—		$	66,060		$	56,588		$	—		$	56,588
Amortizable Intangible Assets
Backlog		$	5,289		$	4,039		$	1,250		$	2,789		$	1,889		$	900
Customer relationships			31,381			6,623			24,758			17,280			4,970			12,310
Trade names			695			218			477			695			172			523
Indefinite-lived Intangible Assets
Trade names			28,455			—			28,455			19,533			—			19,533
Total intangible assets		$	65,820		$	10,880		$	54,940		$	40,297		$	7,031		$	33,266

Schedule of estimated future intangible asset amortization expense

As of December 31, 2019, estimated future intangible asset amortization expense for the each of the next five years and thereafter was as follows:

		Future
		Amortization
(in thousands)		Expense
2020		$	3,587
2021			2,312
2022			2,312
2023			2,312
2024			2,312
Thereafter			13,650
Total		$	26,485

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Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

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-Name Accounting Standards Codification
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Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

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-Name Accounting Standards Codification
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