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Note 8 - Goodwill and Intangible Assets | 6 Months Ended
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Sep. 30, 2025
Notes to Financial Statements |
Goodwill and Intangible Assets Disclosure [Text Block] | Note 8. Goodwill and Intangible Assets The acquired goodwill represents the value of combining operations of Amplex and the Company. The change in the carrying amount of goodwill for the six months ended September 30, 2025 was as follows:
(In thousands) |  | Net Carrying Amount as of March 31, 2025 |  |  | Additions |  |  | Impairment |  |  | Net Carrying Amount as of September 30, 2025 |
Goodwill |  | $ | 12,280 |  |  | $ | - |  |  | $ | - |  |  |  | 12,280 |
|  | $ | 12,280 |  |  | $ | - |  |  | $ | - |  |  | $ | 12,280 |
The changes in intangible assets for the six months ended September 30, 2025 consists of the following:
(In thousands) |  | Weighted Average Remaining Amortization Period (Years) |  |  | Net Carrying Amount as of March 31, 2025 |  |  | Additions |  |  | Impairment |  |  | Amortization |  |  | Net Carrying Amount as of September 30, 2025 |
Definite lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subscriber relationships |  |  | 3.74 |  |  | $ | 2,234 |  |  | $ | - |  |  | $ | - |  |  | $ | (247 | ) |  | $ | 1,987 |
Trade name |  |  | 8.67 |  |  |  | 467 |  |  |  | - |  |  |  | - |  |  |  | (25 | ) |  |  | 442 |
|  |  |  |  |  |  | 2,701 |  |  |  | - |  |  |  | - |  |  |  | (272 | ) |  |  | 2,429 |
Indefinite lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
IP Addresses |  |  | N/A |  |  |  | 392 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 392 |
FCC Spectrum license |  |  | N/A |  |  |  | 580 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 580 |
|  |  |  |  |  |  | 972 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 972 |
|  |  |  |  |  | $ | 3,673 |  |  | $ | - |  |  | $ | - |  |  | $ | (272 | ) |  | $ | 3,401 |
Amortization expense totaled $145 thousand and $272 thousand for the three and six months ended September 30, 2025, respectively. Amortization expense totaled $178 thousand and $208 thousand for the three and six months ended September 30, 2024, respectively. Amortization expense is included in depreciation and amortization in the condensed consolidated statements of operations. As of September 30, 2025, the future expected amortization expense for intangible assets is as follows:
(In thousands) |  |  |  |
Remainder of FY 2026 |  | $ | 290 |
FY 2027 |  |  | 582 |
FY 2028 |  |  | 582 |
FY 2029 |  |  | 582 |
FY 2030 |  |  | 180 |
Thereafter |  |  | 213 |
Total |  | $ | 2,429 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-30/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-20/tableOfContent + Details
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