XML 41 R24.htm IDEA: XBRL DOCUMENT
v3.23.1

Revenue (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2023
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following table provides information regarding the Company’s revenue for each of the services it provides pursuant to its spectrum revenue agreements for the years ended March 31, 2023, 2022 and 2021 (in thousands):
| 2023 |  | 2022 |  | 2021
Spectrum revenues |  |  |  |  |
900 MHz Broadband Spectrum Revenue |  |  |  |  |
Ameren | $ | 609 |  |  | $ | 355 |  |  | $ | — |
Evergy(1) | 581 |  |  | — |  |  | — |
Narrowband Spectrum Revenue |  |  |  |  |
Motorola | 729 |  |  | 729 |  |  | 729 |
Total spectrum revenue(2) | $ | 1,919 |  |  | $ | 1,084 |  |  | $ | 729 |
Services revenue | — |  |  | — |  |  | 192 |
Total operating revenues | $ | 1,919 |  |  | $ | 1,084 |  |  | $ | 921 |
1.The Company commenced revenue recognition in connection with the delivery of cleared 900 MHz Broadband Spectrum and the associated broadband licenses to Evergy for 81 counties. 2.Revenue recognized during the years ended March 31, 2023, 2022 and 2021 was included in deferred revenue at the beginning of the respective periods.
Schedule of Contract Assets | The following table presents the activity for the Company’s contract assets (in thousands):
| 2023 |  | 2022
Balance at the beginning of the year | $ | 638 |  |  | $ | 381 |
Additions | 249 |  |  | 263 |
Amortization | (17) |  |  | (6) |
Impairment | — |  |  | — |
Balance at the end of the year | 870 |  |  | 638 |
Less amount classified as current assets - prepaid expenses and other current assets | (418) |  |  | (238) |
Noncurrent assets - included in other assets | $ | 452 |  |  | $ | 400 |
Schedule of Contract Liabilities | The following table presents the activity for the Company’s contract liabilities (in thousands):
| 2023 |  | 2022
Balance at the beginning of the year | $ | 54,678 |  |  | $ | 2,983 |
Additions | 8,000 |  |  | 52,779 |
Revenue recognized | (1,919) |  |  | (1,084) |
Balance at the end of the year | 60,759 |  |  | 54,678 |
Less amount classified as current liabilities | (2,769) |  |  | (1,478) |
Noncurrent liabilities | $ | 57,990 |  |  | $ | 53,200 |

X
- Definition Contract with Customer, Contract Asset [Table Text Block] + References No definition available. + Details
Name: | atex_ContractWithCustomerContractAssetTableTextBlock
Namespace Prefix: | atex_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contract with Customer, Contract Liabilities [Table Text Block] + References No definition available. + Details
Name: | atex_ContractWithCustomerContractLiabilitiesTableTextBlock
Namespace Prefix: | atex_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration