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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Aug. 31, 2021
Goodwill And Intangible Assets Disclosure [Abstract] |
Carrying Amount in Goodwill by Segment | The carrying amount of goodwill by reportable segment for the year ended August 31, 2021 and 2020 is as follows:
($ in thousands) |  | Irrigation |  |  | Infrastructure |  |  | Total |
Balance as of August 31, 2019 |  | $ | 48,567 |  |  | $ | 15,820 |  |  | $ | 64,387 |
Acquisition of Net Irrigate |  |  | 3,265 |  |  |  | — |  |  |  | 3,265 |
Foreign currency translation |  |  | (30 | ) |  |  | 382 |  |  |  | 352 |
Balance as of August 31, 2020 |  |  | 51,802 |  |  |  | 16,202 |  |  |  | 68,004 |
Foreign currency translation |  |  | 9 |  |  |  | (45 | ) |  |  | (36 | )
Balance as of August 31, 2021 |  | $ | 51,811 |  |  | $ | 16,157 |  |  | $ | 67,968 |
Schedule of Intangible Assets and Weighted Average Remaining Life Finite and Infinite Excluding Goodwill | The components of the Company’s identifiable intangible assets and their weighted average remaining life at August 31, 2021 and 2020 are included in the table below.
|  | August 31, |
|  | 2021 |  |  | 2020 |
|  | Weighted |  |  | Gross |  |  |  |  |  |  | Weighted |  |  | Gross |  |  |  |  |
|  | average |  |  | carrying |  |  | Accumulated |  |  | average |  |  | carrying |  |  | Accumulated |
($ in thousands) |  | years |  |  | amount |  |  | amortization |  |  | years |  |  | amount |  |  | amortization |
Amortizable intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents and developed technology |  |  | 3.7 |  |  | $ | 27,085 |  |  | $ | (23,931 | ) |  |  | 4.3 |  |  | $ | 27,082 |  |  | $ | (22,905 | )
Customer relationships |  |  | 2.6 |  |  |  | 17,461 |  |  |  | (11,560 | ) |  |  | 3.1 |  |  |  | 17,965 |  |  |  | (10,986 | )
Unamortizable intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tradenames |  | N/A |  |  |  | 11,312 |  |  |  | - |  |  | N/A |  |  |  | 12,321 |  |  |  | - |
Total |  |  | 3.1 |  |  | $ | 55,858 |  |  | $ | (35,491 | ) |  |  | 3.5 |  |  | $ | 57,368 |  |  | $ | (33,891 | )
Schedule of Future Estimated Amortization of Intangible Assets | Future estimated amortization of intangible assets for the next five years is as follows:
Fiscal years |  | $ in thousands |
2022 |  | $ | 2,012 |
2023 |  |  | 1,905 |
2024 |  |  | 1,905 |
2025 |  |  | 1,682 |
2026 |  |  | 517 |
Thereafter |  |  | 1,034 |
|  | $ | 9,055 |

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