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Goodwill and Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
The following table provides a summary of each major intangible asset class:
December 31, 2020December 31, 2019Weighted
Average
Life
(in thousands)Gross Carrying AmountAccumulated AmortizationNet Book ValueGross Carrying AmountAccumulated AmortizationNet Book Value
Customer relationships (finite-lived)$— $— $— $31,894 $(451)$31,443 8
Trade names (finite-lived)9,169 (4,844)4,325 8,388 (3,460)4,928 13
Trade names (indefinite-lived)53,411 — 53,411 49,789 — 49,789 
In-process research and development (indefinite-lived)16,900 — 16,900 16,900 — 16,900 
Other (finite-lived)10,742 (7,805)2,937 10,399 (6,919)3,480 10
Total intangible assets(1)
$90,222 $(12,649)$77,573 $117,370 $(10,830)$106,540  
(1)     The aggregate amortization expense for intangible assets with finite lives is expected to be $2 million during 2021 and $1 million during 2022, 2023, 2024 and 2025.
Schedule of Indefinite-Lived Intangible Assets
The following table provides a summary of each major intangible asset class:
December 31, 2020December 31, 2019Weighted
Average
Life
(in thousands)Gross Carrying AmountAccumulated AmortizationNet Book ValueGross Carrying AmountAccumulated AmortizationNet Book Value
Customer relationships (finite-lived)$— $— $— $31,894 $(451)$31,443 8
Trade names (finite-lived)9,169 (4,844)4,325 8,388 (3,460)4,928 13
Trade names (indefinite-lived)53,411 — 53,411 49,789 — 49,789 
In-process research and development (indefinite-lived)16,900 — 16,900 16,900 — 16,900 
Other (finite-lived)10,742 (7,805)2,937 10,399 (6,919)3,480 10
Total intangible assets(1)
$90,222 $(12,649)$77,573 $117,370 $(10,830)$106,540  
(1)     The aggregate amortization expense for intangible assets with finite lives is expected to be $2 million during 2021 and $1 million during 2022, 2023, 2024 and 2025.