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Goodwill and Related Intangible Assets (Tables)
 12 Months Ended
Dec. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Changes in Carrying Amount of Goodwill
The changes in the carrying amount of goodwill for the years ended December 31 were as follows (in thousands):
RenewablesResidentialAgtechInfrastructureTotal
Balance at December 31, 2021$188,680 $205,452 $85,132 $31,678 $510,942 
Acquired goodwill— 3,604 — — 3,604 
Adjustment to prior year acquisition904 — — — 904 
Foreign currency translation(1,554)— (1,533)— (3,087)
Balance at December 31, 2022188,030 209,056 83,599 31,678 512,363 
Acquired goodwill— 4,133 — — 4,133 
Adjustment to prior year acquisition— 387 — — 387 
Foreign currency translation(1,132)— 300 — (832)
Sale of business(2,668)— — — (2,668)
Balance at December 31, 2023$184,230 $213,576 $83,899 $31,678 $513,383 
Schedule of Acquired Intangible Assets
Acquired intangible assets consisted of the following (in thousands):
 December 31, 2023December 31, 2022
 Gross
Carrying
Amount		Accumulated
Amortization		Gross
Carrying
Amount		Accumulated
Amortization
Indefinite-lived intangible assets:
Trademarks$52,300 $— $55,500 $— 
Finite-lived intangible assets:
Trademarks5,773 4,714 5,448 4,481 
Unpatented technology34,133 24,295 34,163 22,037 
Customer relationships110,649 48,088 115,125 46,557 
Non-compete agreements2,376 2,154 2,371 2,006 
152,931 79,251 157,107 75,081 
Total acquired intangible assets$205,231 $79,251 $212,607 $75,081 
Schedule of Intangible Assets Amortization Expense The following table summarizes amortization expense for the years ended December 31 (in thousands):
202320222021
Amortization expense$11,239 $11,584 $18,856 
Schedule of Amortization Expense
Amortization expense related to acquired intangible assets for the next five years ended December 31 is estimated as follows (in thousands):
20242025202620272028
Amortization expense$10,599 $10,386 $9,320 $7,979 $7,184