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Goodwill and Related Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule Of Changes In Carrying Amount Of Goodwill | The changes in the carrying amount of goodwill for the three months ended March 31, 2022 are as follows (in thousands):
| Renewables |  | Residential |  | Agtech |  | Infrastructure |  | Total
Balance at December 31, 2021 | $ | 188,680 |  |  | $ | 205,452 |  |  | $ | 85,132 |  |  | $ | 31,678 |  |  | $ | 510,942 |
Foreign currency translation | (707) |  |  | — |  |  | 305 |  |  | — |  |  | (402) |
Balance at March 31, 2022 | $ | 187,973 |  |  | $ | 205,452 |  |  | $ | 85,437 |  |  | $ | 31,678 |  |  | $ | 510,540 |
Schedule Of Acquired Intangible Assets | Acquired intangible assets consist of the following (in thousands):
| March 31, 2022 |  | December 31, 2021 |  |
| Gross Carrying Amount |  | Accumulated Amortization |  | Gross Carrying Amount |  | Accumulated Amortization |  |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |
Trademarks | $ | 52,700 |  |  | $ | — |  |  | $ | 52,700 |  |  | $ | — |  |  |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |
Trademarks | 5,540 |  |  | 4,161 |  |  | 5,521 |  |  | 4,011 |  |  |
Unpatented technology | 34,425 |  |  | 20,365 |  |  | 38,474 |  |  | 20,656 |  |  |
Customer relationships | 104,252 |  |  | 40,777 |  |  | 108,591 |  |  | 39,832 |  |  |
Non-compete agreements | 2,389 |  |  | 1,896 |  |  | 2,686 |  |  | 1,969 |  |  |
Backlog | 6,910 |  |  | 6,910 |  |  | 7,200 |  |  | 7,200 |  |  |
| 153,516 |  |  | 74,109 |  |  | 162,472 |  |  | 73,668 |  |  |
Total acquired intangible assets | $ | 206,216 |  |  | $ | 74,109 |  |  | $ | 215,172 |  |  | $ | 73,668 |  |  |
Schedule of Acquired Intangible Asset Amortization Expense | The following table summarizes the acquired intangible asset amortization expense for the three months ended March 31 (in thousands):
| Three Months Ended March 31, |  |
| 2022 |  | 2021 |  |  |  |
Amortization expense | $ | 3,098 |  |  | $ | 4,743 |  |  |  |  |
Schedule Of Amortization Expense | Amortization expense related to acquired intangible assets for the remainder of fiscal 2022 and the next five years thereafter is estimated as follows (in thousands):
| 2022 |  | 2023 |  | 2024 |  | 2025 |  | 2026 |  | 2027
Amortization expense | $ | 8,261 |  |  | $ | 10,221 |  |  | $ | 10,040 |  |  | $ | 9,900 |  |  | $ | 8,435 |  |  | $ | 6,756 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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