Note 12 - Intangible Assets

12 Months Ended

Dec. 31, 2022

Notes to Financial Statements

Goodwill and Intangible Assets Disclosure [Text Block]

12. Intangible Assets

Indefinite-lived Intangible Assets

Indefinite-lived intangible assets primarily consist of goodwill. The following table presents the goodwill balance by reportable segment (in thousands):

December 31,	2022		2021(1)
Construction	$	71,757	$	51,769
Materials		1,946		1,946
Total goodwill	$	73,703	$	53,715

(1) These balances do not include amounts held for sale (see Note 2).

Amortized Intangible Assets

As of December 31, 2022 and 2021, amortized intangible assets included in other noncurrent assets in the consolidated balance sheets were $9.1 million and $9.5 million, respectively, net of accumulated amortization of $24.1 million and $14.5 million, respectively, primarily related to permits.

The net amortization expense related to amortized intangible assets for each of the years ended December 31, 2022, 2021 and 2020 was $2.0 million, $10.1 million and $13.5 million, respectively, and was primarily included in cost of revenue in the consolidated statements of operations. Amortization expense based on the amortized intangible assets balance at December 31, 2022 is expected to be $1.2 in 2023 and 2024, $1.1 in 2025, $1.0 million in 2026, $0.6 million in 2027 and $4.0 million thereafter.