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v3.23.3

Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Sep. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill [Table Text Block] |
| Communications |  | Residential |  | Infrastructure Solutions |  | Commercial & Industrial |  | Total
Balance at September 30, 2023 | $ | 2,816 |  |  | $ | 51,370 |  |  | $ | 38,209 |  |  | $ | — |  |  | $ | 92,395 |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  |  |  |  | September 30, 2022
| Estimated Useful Lives (in Years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net
Trademarks/trade names | 5 | - | 20 |  | $ | 15,262 |  |  | $ | (4,589) |  |  | $ | 10,673 |
Technical library | 20 |  | 400 |  |  | (181) |  |  | 219 |
Customer relationships | 6 | - | 15 |  | 96,699 |  |  | (35,662) |  |  | 61,037 |
Non-competition arrangements | 5 |  | 40 |  |  | (33) |  |  | 7 |
Backlog and construction contracts | 1 |  | 4,958 |  |  | (4,958) |  |  | — |
Total |  |  | $ | 117,359 |  |  | $ | (45,423) |  |  | $ | 71,936 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
Year Ending September 30,
2024 | $ | 12,265 |
2025 | 12,081 |
2026 | 11,760 |
2027 | 8,391 |
2028 | 5,416 |
Thereafter | 6,295 |
Total | $ | 56,208 |

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