$ATEX
Anterix Inc. Stock $atex

$atex Overview Financials Valuation SEC Filings Company Website

2024 Q2 Form 10-K Financial Statement

#000130449224000077 Filed on June 26, 2024

Income Statement

Concept	2024 Q2	2024 Q1	2024
Revenue	$1.525M	$1.260M	$4.191M
YoY Change	150.82%	107.24%	118.39%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$14.70M	$11.32M	$50.12M
YoY Change	13.54%	-7.61%	-1.56%
% of Gross Profit
Research & Development	$1.750M	$2.243M	$5.697M
YoY Change	63.7%	57.18%	28.34%
% of Gross Profit
Depreciation & Amortization	$179.0K	$191.0K	$844.0K
YoY Change	-27.24%	-38.98%	-40.56%
% of Gross Profit
Operating Expenses	$16.45M	$13.76M	$55.81M
YoY Change	17.36%	-1.71%	0.84%
Operating Profit	-$15.01M		-$10.12M
YoY Change	428.78%		-38.51%
Interest Expense	$694.0K	$926.0K	$2.374M
YoY Change	79.79%	97.02%	108.25%
% of Operating Profit
Other Income/Expense, Net	$16.00K	$44.00K	$233.0K
YoY Change	-83.16%	29.41%	-12.41%
Pretax Income	-$14.30M	-$9.541M	-$7.515M
YoY Change	506.53%	-158.97%	-50.08%
Income Tax	$1.222M	-$130.0K	$1.613M
% Of Pretax Income
Net Earnings	-$15.52M	-$9.411M	-$9.128M
YoY Change	632.96%	-160.55%	-44.06%
Net Earnings / Revenue	-1017.97%	-746.9%	-217.8%
Basic Earnings Per Share	-$0.84		-$0.49
Diluted Earnings Per Share	-$0.84	-$0.51	-$0.49
COMMON SHARES
Basic Shares Outstanding	18.57M shares	18.52M shares	18.77M shares
Diluted Shares Outstanding	18.49M shares		18.77M shares

Balance Sheet

Concept	2024 Q2	2024 Q1	2024
SHORT-TERM ASSETS
Cash & Short-Term Investments	$51.72M	$60.58M	$60.58M
YoY Change	78.12%	40.29%	40.29%
Cash & Equivalents	$51.72M	$60.58M	$60.58M
Short-Term Investments
Other Short-Term Assets	$2.386M	$3.332M	$3.332M
YoY Change	-83.38%	-78.99%	-78.99%
Inventory
Prepaid Expenses
Receivables	$11.59M	$9.101M	$9.101M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$65.69M	$73.01M	$73.01M
YoY Change	49.84%	22.79%	22.79%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.836M	$2.062M	$6.494M
YoY Change	-27.74%	-42.82%	-6.92%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$1.312M	$1.328M	$28.20M
YoY Change	-90.67%	-86.82%	192.95%
Total Long-Term Assets	$255.5M	$251.9M	$251.9M
YoY Change	8.48%	14.96%	14.96%
TOTAL ASSETS
Total Short-Term Assets	$65.69M	$73.01M	$73.01M
Total Long-Term Assets	$255.5M	$251.9M	$251.9M
Total Assets	$321.1M	$324.9M	$324.9M
YoY Change	14.97%	16.63%	16.63%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$7.748M	$696.0K	$1.644M
YoY Change	-0.58%	-7.81%	117.75%
Accrued Expenses	$1.807M	$1.747M	$8.837M
YoY Change	8.72%	37.88%	16.37%
Deferred Revenue	$5.968M	$6.470M
YoY Change	106.08%	133.66%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$16.52M	$17.95M	$17.95M
YoY Change	-49.32%	-43.73%	-43.73%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$411.0K	$531.0K	$139.6M
YoY Change	-19.88%	3.51%	127.32%
Total Long-Term Liabilities	$411.0K	$531.0K	$139.6M
YoY Change	-19.88%	3.51%	127.32%
TOTAL LIABILITIES
Total Short-Term Liabilities	$16.52M	$17.95M	$17.95M
Total Long-Term Liabilities	$411.0K	$531.0K	$139.6M
Total Liabilities	$172.4M	$163.9M	$163.9M
YoY Change	75.63%	65.91%	65.91%
SHAREHOLDERS EQUITY
Retained Earnings	-$389.7M	-$372.2M
YoY Change	14.46%	9.99%
Common Stock	$2.000K	$2.000K
YoY Change	0.0%	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$148.8M	$161.0M	$161.0M
YoY Change
Total Liabilities & Shareholders Equity	$321.1M	$324.9M	$324.9M
YoY Change	14.97%	16.63%	16.63%

Cashflow Statement

Concept	2024 Q2	2024 Q1	2024
OPERATING ACTIVITIES
Net Income	-$15.52M	-$9.411M	-$9.128M
YoY Change	632.96%	-160.55%	-44.06%
Depreciation, Depletion And Amortization	$179.0K	$191.0K	$844.0K
YoY Change	-27.24%	-38.98%	-40.56%
Cash From Operating Activities	-$2.361M	$6.140M	$41.99M
YoY Change	-71.24%	-171.61%	-254.1%
INVESTING ACTIVITIES
Capital Expenditures	$0.00	$2.262M	$307.0K
YoY Change	-100.0%	-65.3%	-85.56%
Acquisitions
YoY Change
Other Investing Activities		$0.00	$25.43M
YoY Change
Cash From Investing Activities	-$5.400M	-$2.262M	$8.089M
YoY Change	3.95%	-65.3%	-129.82%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$24.68M
YoY Change			200.09%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$1.071M	-5.304M	-$25.14M
YoY Change	43.76%	-795.15%	211.83%
NET CHANGE
Cash From Operating Activities	-$2.361M	6.140M	$41.99M
Cash From Investing Activities	-$5.400M	-2.262M	$8.089M
Cash From Financing Activities	-$1.071M	-5.304M	-$25.14M
Net Change In Cash	-$8.832M	-1.426M	$24.94M
YoY Change	-37.58%	-90.05%	-139.94%
FREE CASH FLOW
Cash From Operating Activities	-$2.361M	$6.140M	$41.99M
Capital Expenditures	$0.00	$2.262M	$307.0K
Free Cash Flow	-$2.361M	$3.878M	$41.69M
YoY Change	-71.33%	-125.7%	-241.9%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	us-gaap	Interest Income Other InterestIncomeOther	1140000	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	-16461000	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Net Noncurrent CapitalizedContractCostNetNoncurrent	447000	usd
CY2023Q1	us-gaap	Capitalized Contract Cost Net Noncurrent CapitalizedContractCostNetNoncurrent	452000	usd
CY2023Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	60759000	usd
CY2022Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	54678000	usd
CY2024	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
CY2024	dei	Amendment Flag AmendmentFlag	false
CY2024	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2024	dei	Entity Central Index Key EntityCentralIndexKey	0001304492
CY2024	dei	Document Annual Report DocumentAnnualReport	true
CY2024	dei	Document Period End Date DocumentPeriodEndDate	2024-03-31
CY2024	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--03-31
CY2024	dei	Document Transition Report DocumentTransitionReport	false
CY2024	dei	Entity File Number EntityFileNumber	001-36827
CY2024	dei	Entity Registrant Name EntityRegistrantName	Anterix Inc.
CY2024	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2024	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	33-0745043
CY2024	dei	Entity Address Address Line1 EntityAddressAddressLine1	3 Garret Mountain Plaza
CY2024	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 401
CY2024	dei	Entity Address City Or Town EntityAddressCityOrTown	Woodland Park,
CY2024	dei	Entity Address State Or Province EntityAddressStateOrProvince	NJ
CY2024	dei	City Area Code CityAreaCode	973
CY2024	dei	Local Phone Number LocalPhoneNumber	771-0300
CY2024	dei	Security12b Title Security12bTitle	Common Stock, $0.0001 par value
CY2024	dei	Trading Symbol TradingSymbol	ATEX
CY2024	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2024	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2024	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2024	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2024	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2024	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2024	dei	Entity Small Business EntitySmallBusiness	true
CY2024	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2024	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	false
CY2024	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2024	dei	Entity Shell Company EntityShellCompany	false
CY2023Q3	dei	Entity Public Float EntityPublicFloat	410855335	usd
CY2024Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	18569297	shares
CY2024Q1	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
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CY2024Q1	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2024Q1	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2024	dei	Auditor Firm AuditorFirmId	248
CY2024	dei	Auditor Name AuditorName	GRANT THORNTON LLP
CY2024	dei	Auditor Location AuditorLocation	New York, New York
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CY2023Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43182000	usd
CY2024Q1	atex	Spectrum Receivable Costs Current SpectrumReceivableCostsCurrent	8521000	usd
CY2023Q1	atex	Spectrum Receivable Costs Current SpectrumReceivableCostsCurrent	13834000	usd
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CY2023Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	2443000	usd
CY2024Q1	us-gaap	Assets Current AssetsCurrent	73011000	usd
CY2023Q1	us-gaap	Assets Current AssetsCurrent	59459000	usd
CY2024Q1	us-gaap	Escrow Deposit EscrowDeposit	7546000	usd
CY2023Q1	us-gaap	Escrow Deposit EscrowDeposit	0	usd
CY2024Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2062000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3606000	usd
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4432000	usd
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CY2023Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1225000	usd
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CY2024Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	6281000	usd
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CY2024Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
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CY2023Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2922000	usd
CY2024Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	15000000	usd
CY2024Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	15000000	usd
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CY2024Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-372173000	usd
CY2023Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-338369000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	161032000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	179793000	usd
CY2024Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	324894000	usd
CY2023Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	278558000	usd
CY2024	us-gaap	Revenues Revenues	4191000	usd
CY2023	us-gaap	Revenues Revenues	1919000	usd
CY2024	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	44423000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	45177000	usd
CY2024	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	5693000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	5733000	usd
CY2024	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	5697000	usd
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4439000	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	844000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1420000	usd
CY2024	us-gaap	Costs And Expenses CostsAndExpenses	56657000	usd
CY2023	us-gaap	Costs And Expenses CostsAndExpenses	56769000	usd
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35024000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38399000	usd
CY2024	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-44000	usd
CY2024	us-gaap	Interest Income Other InterestIncomeOther	2374000	usd
CY2024	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	233000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7515000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-15055000	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1613000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1262000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.49
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.49
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.87
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.87
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18765190	shares
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18765190	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18841049	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18841049	shares
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	186298000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	17874000	usd
CY2023	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1726000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1565000	usd
CY2023	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	8223000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	179793000	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	15507000	usd
CY2024	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1241000	usd
CY2023Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	18921999	shares
CY2023Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	18921999	shares
CY2024Q1	us-gaap	Common Stock Value CommonStockValue	2000	usd
CY2023Q1	us-gaap	Common Stock Value CommonStockValue	2000	usd
CY2024Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	533203000	usd
CY2023Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	518160000	usd
CY2024Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-372173000	usd
CY2023Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-338369000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	161032000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	179793000	usd
CY2024Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	324894000	usd
CY2023Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	278558000	usd
CY2024	us-gaap	Revenues Revenues	4191000	usd
CY2023	us-gaap	Revenues Revenues	1919000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	45177000	usd
CY2024	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	5693000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	5733000	usd
CY2024	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	5697000	usd
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4439000	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	844000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1420000	usd
CY2024	us-gaap	Costs And Expenses CostsAndExpenses	56657000	usd
CY2023	us-gaap	Costs And Expenses CostsAndExpenses	56769000	usd
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35024000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38399000	usd
CY2023	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	233000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7515000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-15055000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1262000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.87
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.87
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18765190	shares
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18765190	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18841049	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18841049	shares
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	186298000	usd
CY2023	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1726000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1565000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	179793000	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	15507000	usd
CY2024	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	777000	usd
CY2024	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1241000	usd
CY2024	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	24676000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2024	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	844000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1420000	usd
CY2024	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	15507000	usd
CY2023Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-338369000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	161032000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	179793000	usd
CY2024Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	324894000	usd
CY2023Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	278558000	usd
CY2024	us-gaap	Revenues Revenues	4191000	usd
CY2023	us-gaap	Revenues Revenues	1919000	usd
CY2024	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	44423000	usd
CY2024	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	5693000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	5733000	usd
CY2024	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	5697000	usd
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4439000	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	844000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1420000	usd
CY2024	us-gaap	Costs And Expenses CostsAndExpenses	56657000	usd
CY2023	us-gaap	Costs And Expenses CostsAndExpenses	56769000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38399000	usd
CY2024	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	15507000	usd
CY2023	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	-10122000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	17874000	usd
CY2024	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	233000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	266000	usd
CY2024	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	841000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7515000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-15055000	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1613000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1262000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.49
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18765190	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18841049	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18841049	shares
CY2023	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1726000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1565000	usd
CY2023	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	8223000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	179793000	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	15507000	usd
CY2024	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	777000	usd
CY2024	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1241000	usd
CY2024	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	24676000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	161032000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2024	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	844000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1420000	usd
CY2023	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1248000	usd
CY2024	atex	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	1512000	usd
CY2024	atex	Gain Loss On Disposition Of Intangible Assets Not Including Capitalized Patent Costs GainLossOnDispositionOfIntangibleAssetsNotIncludingCapitalizedPatentCosts	35024000	usd
CY2024	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	24676000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	161032000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-9128000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-16317000	usd
CY2024	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	844000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1420000	usd
CY2024	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	15507000	usd
CY2024	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	841000	usd
CY2023	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1248000	usd
CY2024	atex	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	1512000	usd
CY2023	atex	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	676000	usd
CY2024	atex	Gain Loss On Disposition Of Intangible Assets Not Including Capitalized Patent Costs GainLossOnDispositionOfIntangibleAssetsNotIncludingCapitalizedPatentCosts	35024000	usd
CY2023	atex	Gain Loss On Disposition Of Intangible Assets Not Including Capitalized Patent Costs GainLossOnDispositionOfIntangibleAssetsNotIncludingCapitalizedPatentCosts	38399000	usd
CY2024	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	7364000	usd
CY2023	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-44000	usd
CY2023	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-10000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-464000	usd
CY2024	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	1936000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	101000	usd
CY2024	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-533000	usd
CY2023	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	413000	usd
CY2023	atex	Operating Lease Liabilities Reduction OperatingLeaseLiabilitiesReduction	1042000	usd
CY2024	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	15000000	usd
CY2023	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	249000	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	61453000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	6081000	usd
CY2024	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	0	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-28000	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	41993000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-27250000	usd
CY2024	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	17031000	usd
CY2023	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	25004000	usd
CY2024	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	25427000	usd
CY2023	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	307000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2126000	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	8089000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-27130000	usd
CY2024	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	777000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1726000	usd
CY2024	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	24676000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8223000	usd
CY2024	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1241000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1565000	usd
CY2024	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-25140000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-8062000	usd
CY2024	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	24942000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-62442000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	105624000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68124000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	17874000	usd
CY2024	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	841000	usd
CY2023	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1248000	usd
CY2024	atex	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	1512000	usd
CY2023	atex	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	676000	usd
CY2024	atex	Gain Loss On Disposition Of Intangible Assets Not Including Capitalized Patent Costs GainLossOnDispositionOfIntangibleAssetsNotIncludingCapitalizedPatentCosts	35024000	usd
CY2023	atex	Gain Loss On Disposition Of Intangible Assets Not Including Capitalized Patent Costs GainLossOnDispositionOfIntangibleAssetsNotIncludingCapitalizedPatentCosts	38399000	usd
CY2024	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	7364000	usd
CY2023	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-44000	usd
CY2023	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-10000	usd
CY2024	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1171000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-464000	usd
CY2024	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	1936000	usd
CY2024	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-533000	usd
CY2023	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	413000	usd
CY2024	atex	Operating Lease Liabilities Reduction OperatingLeaseLiabilitiesReduction	1924000	usd
CY2023	atex	Operating Lease Liabilities Reduction OperatingLeaseLiabilitiesReduction	1042000	usd
CY2024	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	15000000	usd
CY2023	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	249000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	6081000	usd
CY2024	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	0	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-28000	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	41993000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-27250000	usd
CY2024	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	17031000	usd
CY2024	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	25427000	usd
CY2023	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	307000	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	8089000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-27130000	usd
CY2024	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	777000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1726000	usd
CY2024	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	24676000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8223000	usd
CY2024	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1241000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1565000	usd
CY2024	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-25140000	usd
CY2024	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	24942000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	105624000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68124000	usd
CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	60578000	usd
CY2023Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43182000	usd
CY2023Q1	us-gaap	Escrow Deposit EscrowDeposit	0	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68124000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2024	us-gaap	Nature Of Operations NatureOfOperations	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Nature of Operations</span><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Anterix Inc ( the “Company”) is the utility industry’s partner, empowering enhanced visibility, control and security for a modern grid. The Company’s vision is to deliver secure, scalable solutions enabled by private wireless broadband connectivity, for the benefit of utilities and the communities that they serve. As the largest holder of licensed spectrum in the 900 MHz band (896-901/935-940 MHz) throughout the contiguous United States, plus Hawaii, Alaska and Puerto Rico, the Company is uniquely positioned to deliver solutions that support secure, resilient and customer-controlled operations. The Company is focused on commercializing its spectrum assets and expanding the benefits and solutions it offers to enable the Company’s targeted utility and critical infrastructure customers to deploy private broadband networks.</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company was originally incorporated in California in 1997 and reincorporated in Delaware in 2014. In November 2015, the Company changed its name from Pacific DataVision, Inc. to pdvWireless, Inc. In August 2019, the Company changed its name from pdvWireless, Inc. to Anterix Inc. The Company maintains offices in Woodland Park, New Jersey, McLean, Virginia and Abilene, Texas.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Business Developments</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">TECO Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In November 2023, the Company entered into an agreement with Tampa Electric Company (“TECO”) to provide TECO the use of the Company’s 900 MHz Broadband Spectrum for a term of 20 years throughout TECO’s service territory in West Central Florida (the “TECO Agreement”). The TECO Agreement also provides TECO an option to extend the agreement for two 10-year terms for additional payments. The TECO Agreement, which covers an approximately 2,000-square-mile service territory in West Central Florida, is expected to enable TECO to deploy a PLTE network providing critical broadband communications capabilities in support of its initiatives. The scheduled prepayments for the 20-year initial term of the TECO Agreement total $34.5 million, of which $6.9 million was received by the Company in December 2023. See Note 3 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Revenue</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion on the TECO Agreement.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">LCRA Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In April 2023, the Company entered into an agreement with Lower Colorado River Authority (“LCRA”) to sell 900 MHz Broadband Spectrum covering 68 counties and more than 30 cities in LCRA’s wholesale electric, transmission, and water service area (the “LCRA Agreement”) for total payments of $30.0 million plus the contribution of select LCRA 900 MHz narrowband spectrum. Total consideration of $30.0 million is to be paid through fiscal year 2026 pursuant to the terms of the LCRA Agreement. During the year ended March 31, 2024, the Company received an initial $15.0 million payment, of which $7.5 million was deposited in an escrow account (refer to Note 4 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Escrow Deposits</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion). See Note 13 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Contingencies and Guaranty</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion on the LCRA Agreement.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Xcel</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Energy</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In October 2022, the Company entered into an agreement with Xcel Energy Services Inc. (“Xcel Energy”) providing Xcel Energy dedicated long-term usage of the Company’s 900 MHz Broadband Spectrum for a term of 20 years throughout Xcel Energy’s service territory in eight states (the “Xcel Energy Agreement”) for a total of $80.0 million, of which $8.0 million was received by the Company in December 2022. In July 2023 and November 2023, the Company delivered the cleared 900 MHz Broadband Spectrum and the associated broadband leases and received milestone payments of $21.2 million in each period. During the year ended March 31, 2024, the Company delivered the cleared 900 MHz Broadband Spectrum and the associated broadband leases and received a milestone payment of $16.8 million in January 2024. The revenue recognized for the year ended March 31, 2024, was approximately $1.9 million.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">SDG&E Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In February 2021, the Company entered into an agreement with San Diego Gas & Electric Company, a subsidiary of Sempra Energy (“SDG&E”), to sell 900 MHz Broadband Spectrum throughout SDG&E’s California service territory, including San Diego and Imperial Counties and portions of Orange County (the “SDG&E Agreement”) for a total payment of $50.0 million. The total payment of $50.0 million is comprised of an initial payment of $20.0 million received in February 2021 and the remaining payments which are due as the Company delivers the relevant cleared 900 MHz Broadband Spectrum and the associated broadband licenses to SDG&E. In September 2023, the Company transferred to SDG&E the San Diego County broadband license and received a milestone payment of $25.2 million net of delivery delay adjustments of $1.1 million. In December 2023, the Company transferred to SDG&E the remainder of the cleared 900 MHz Broadband Spectrum and the associated broadband license related to Imperial County and received a milestone payment of $0.2 million. See Note 6 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Intangible Assets</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">2023 Stock Plan</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On August 8, 2023, the Company adopted a new equity-based compensation plan known as the Anterix Inc. 2023 Stock Plan (the “2023 Stock Plan”). The 2023 Stock Plan permits the Company to grant equity compensation awards to employees, consultants and non-employee directors of the Company. See Note 11</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"> Stock Compensation</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">2023 Share Repurchase Program</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On September 21, 2023, the Board of Directors (the “Board”) authorized a new share repurchase program (the “2023 Share Repurchase Program”) pursuant to which the Company may repurchase up to $250.0 million of the Company’s common stock on or before September 21, 2026. See Note 11</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"> Stock Compensation</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div>
CY2024	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2021Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	20000000	usd
CY2023Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	543000	usd
CY2023	atex	Gain Loss On Disposition Of Intangible Assets Not Including Capitalized Patent Costs GainLossOnDispositionOfIntangibleAssetsNotIncludingCapitalizedPatentCosts	38399000	usd
CY2024	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	7364000	usd
CY2023	atex	Gain On Sale Of Intangible Assets GainOnSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-44000	usd
CY2023	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-10000	usd
CY2024	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1171000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-464000	usd
CY2024	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	1936000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	101000	usd
CY2024	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-533000	usd
CY2023	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	413000	usd
CY2024	atex	Operating Lease Liabilities Reduction OperatingLeaseLiabilitiesReduction	1924000	usd
CY2023	atex	Operating Lease Liabilities Reduction OperatingLeaseLiabilitiesReduction	1042000	usd
CY2024	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	15000000	usd
CY2023	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	249000	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	61453000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	6081000	usd
CY2024	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	0	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-28000	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	41993000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-27250000	usd
CY2024	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	17031000	usd
CY2023	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	25004000	usd
CY2024	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	25427000	usd
CY2023	us-gaap	Proceeds From Sale Of Intangible Assets ProceedsFromSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	307000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2126000	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	8089000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-27130000	usd
CY2024	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	777000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1726000	usd
CY2024	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	24676000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8223000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1565000	usd
CY2024	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-25140000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-8062000	usd
CY2024	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	24942000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-62442000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	60578000	usd
CY2023Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43182000	usd
CY2023Q1	us-gaap	Escrow Deposit EscrowDeposit	0	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68124000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2024	us-gaap	Nature Of Operations NatureOfOperations	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Nature of Operations</span><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Anterix Inc ( the “Company”) is the utility industry’s partner, empowering enhanced visibility, control and security for a modern grid. The Company’s vision is to deliver secure, scalable solutions enabled by private wireless broadband connectivity, for the benefit of utilities and the communities that they serve. As the largest holder of licensed spectrum in the 900 MHz band (896-901/935-940 MHz) throughout the contiguous United States, plus Hawaii, Alaska and Puerto Rico, the Company is uniquely positioned to deliver solutions that support secure, resilient and customer-controlled operations. The Company is focused on commercializing its spectrum assets and expanding the benefits and solutions it offers to enable the Company’s targeted utility and critical infrastructure customers to deploy private broadband networks.</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company was originally incorporated in California in 1997 and reincorporated in Delaware in 2014. In November 2015, the Company changed its name from Pacific DataVision, Inc. to pdvWireless, Inc. In August 2019, the Company changed its name from pdvWireless, Inc. to Anterix Inc. The Company maintains offices in Woodland Park, New Jersey, McLean, Virginia and Abilene, Texas.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Business Developments</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">TECO Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In November 2023, the Company entered into an agreement with Tampa Electric Company (“TECO”) to provide TECO the use of the Company’s 900 MHz Broadband Spectrum for a term of 20 years throughout TECO’s service territory in West Central Florida (the “TECO Agreement”). The TECO Agreement also provides TECO an option to extend the agreement for two 10-year terms for additional payments. The TECO Agreement, which covers an approximately 2,000-square-mile service territory in West Central Florida, is expected to enable TECO to deploy a PLTE network providing critical broadband communications capabilities in support of its initiatives. The scheduled prepayments for the 20-year initial term of the TECO Agreement total $34.5 million, of which $6.9 million was received by the Company in December 2023. See Note 3 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Revenue</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion on the TECO Agreement.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">LCRA Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In April 2023, the Company entered into an agreement with Lower Colorado River Authority (“LCRA”) to sell 900 MHz Broadband Spectrum covering 68 counties and more than 30 cities in LCRA’s wholesale electric, transmission, and water service area (the “LCRA Agreement”) for total payments of $30.0 million plus the contribution of select LCRA 900 MHz narrowband spectrum. Total consideration of $30.0 million is to be paid through fiscal year 2026 pursuant to the terms of the LCRA Agreement. During the year ended March 31, 2024, the Company received an initial $15.0 million payment, of which $7.5 million was deposited in an escrow account (refer to Note 4 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Escrow Deposits</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion). See Note 13 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Contingencies and Guaranty</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion on the LCRA Agreement.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Xcel</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Energy</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In October 2022, the Company entered into an agreement with Xcel Energy Services Inc. (“Xcel Energy”) providing Xcel Energy dedicated long-term usage of the Company’s 900 MHz Broadband Spectrum for a term of 20 years throughout Xcel Energy’s service territory in eight states (the “Xcel Energy Agreement”) for a total of $80.0 million, of which $8.0 million was received by the Company in December 2022. In July 2023 and November 2023, the Company delivered the cleared 900 MHz Broadband Spectrum and the associated broadband leases and received milestone payments of $21.2 million in each period. During the year ended March 31, 2024, the Company delivered the cleared 900 MHz Broadband Spectrum and the associated broadband leases and received a milestone payment of $16.8 million in January 2024. The revenue recognized for the year ended March 31, 2024, was approximately $1.9 million.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">SDG&E Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In February 2021, the Company entered into an agreement with San Diego Gas & Electric Company, a subsidiary of Sempra Energy (“SDG&E”), to sell 900 MHz Broadband Spectrum throughout SDG&E’s California service territory, including San Diego and Imperial Counties and portions of Orange County (the “SDG&E Agreement”) for a total payment of $50.0 million. The total payment of $50.0 million is comprised of an initial payment of $20.0 million received in February 2021 and the remaining payments which are due as the Company delivers the relevant cleared 900 MHz Broadband Spectrum and the associated broadband licenses to SDG&E. In September 2023, the Company transferred to SDG&E the San Diego County broadband license and received a milestone payment of $25.2 million net of delivery delay adjustments of $1.1 million. In December 2023, the Company transferred to SDG&E the remainder of the cleared 900 MHz Broadband Spectrum and the associated broadband license related to Imperial County and received a milestone payment of $0.2 million. See Note 6 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Intangible Assets</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">2023 Stock Plan</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On August 8, 2023, the Company adopted a new equity-based compensation plan known as the Anterix Inc. 2023 Stock Plan (the “2023 Stock Plan”). The 2023 Stock Plan permits the Company to grant equity compensation awards to employees, consultants and non-employee directors of the Company. See Note 11</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"> Stock Compensation</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">2023 Share Repurchase Program</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On September 21, 2023, the Board of Directors (the “Board”) authorized a new share repurchase program (the “2023 Share Repurchase Program”) pursuant to which the Company may repurchase up to $250.0 million of the Company’s common stock on or before September 21, 2026. See Note 11</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"> Stock Compensation</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div>
CY2024	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2021Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	20000000	usd
CY2023Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	543000	usd
CY2022Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	626000	usd
CY2024	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	0	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	60578000	usd
CY2023Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43182000	usd
CY2024Q1	us-gaap	Escrow Deposit EscrowDeposit	7546000	usd
CY2023Q1	us-gaap	Escrow Deposit EscrowDeposit	0	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68124000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	43182000	usd
CY2024	us-gaap	Nature Of Operations NatureOfOperations	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Nature of Operations</span><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Anterix Inc ( the “Company”) is the utility industry’s partner, empowering enhanced visibility, control and security for a modern grid. The Company’s vision is to deliver secure, scalable solutions enabled by private wireless broadband connectivity, for the benefit of utilities and the communities that they serve. As the largest holder of licensed spectrum in the 900 MHz band (896-901/935-940 MHz) throughout the contiguous United States, plus Hawaii, Alaska and Puerto Rico, the Company is uniquely positioned to deliver solutions that support secure, resilient and customer-controlled operations. The Company is focused on commercializing its spectrum assets and expanding the benefits and solutions it offers to enable the Company’s targeted utility and critical infrastructure customers to deploy private broadband networks.</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company was originally incorporated in California in 1997 and reincorporated in Delaware in 2014. In November 2015, the Company changed its name from Pacific DataVision, Inc. to pdvWireless, Inc. In August 2019, the Company changed its name from pdvWireless, Inc. to Anterix Inc. The Company maintains offices in Woodland Park, New Jersey, McLean, Virginia and Abilene, Texas.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Business Developments</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">TECO Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In November 2023, the Company entered into an agreement with Tampa Electric Company (“TECO”) to provide TECO the use of the Company’s 900 MHz Broadband Spectrum for a term of 20 years throughout TECO’s service territory in West Central Florida (the “TECO Agreement”). The TECO Agreement also provides TECO an option to extend the agreement for two 10-year terms for additional payments. The TECO Agreement, which covers an approximately 2,000-square-mile service territory in West Central Florida, is expected to enable TECO to deploy a PLTE network providing critical broadband communications capabilities in support of its initiatives. The scheduled prepayments for the 20-year initial term of the TECO Agreement total $34.5 million, of which $6.9 million was received by the Company in December 2023. See Note 3 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Revenue</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion on the TECO Agreement.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">LCRA Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In April 2023, the Company entered into an agreement with Lower Colorado River Authority (“LCRA”) to sell 900 MHz Broadband Spectrum covering 68 counties and more than 30 cities in LCRA’s wholesale electric, transmission, and water service area (the “LCRA Agreement”) for total payments of $30.0 million plus the contribution of select LCRA 900 MHz narrowband spectrum. Total consideration of $30.0 million is to be paid through fiscal year 2026 pursuant to the terms of the LCRA Agreement. During the year ended March 31, 2024, the Company received an initial $15.0 million payment, of which $7.5 million was deposited in an escrow account (refer to Note 4 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Escrow Deposits</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion). See Note 13 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Contingencies and Guaranty</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion on the LCRA Agreement.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Xcel</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Energy</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In October 2022, the Company entered into an agreement with Xcel Energy Services Inc. (“Xcel Energy”) providing Xcel Energy dedicated long-term usage of the Company’s 900 MHz Broadband Spectrum for a term of 20 years throughout Xcel Energy’s service territory in eight states (the “Xcel Energy Agreement”) for a total of $80.0 million, of which $8.0 million was received by the Company in December 2022. In July 2023 and November 2023, the Company delivered the cleared 900 MHz Broadband Spectrum and the associated broadband leases and received milestone payments of $21.2 million in each period. During the year ended March 31, 2024, the Company delivered the cleared 900 MHz Broadband Spectrum and the associated broadband leases and received a milestone payment of $16.8 million in January 2024. The revenue recognized for the year ended March 31, 2024, was approximately $1.9 million.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">SDG&E Agreement</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In February 2021, the Company entered into an agreement with San Diego Gas & Electric Company, a subsidiary of Sempra Energy (“SDG&E”), to sell 900 MHz Broadband Spectrum throughout SDG&E’s California service territory, including San Diego and Imperial Counties and portions of Orange County (the “SDG&E Agreement”) for a total payment of $50.0 million. The total payment of $50.0 million is comprised of an initial payment of $20.0 million received in February 2021 and the remaining payments which are due as the Company delivers the relevant cleared 900 MHz Broadband Spectrum and the associated broadband licenses to SDG&E. In September 2023, the Company transferred to SDG&E the San Diego County broadband license and received a milestone payment of $25.2 million net of delivery delay adjustments of $1.1 million. In December 2023, the Company transferred to SDG&E the remainder of the cleared 900 MHz Broadband Spectrum and the associated broadband license related to Imperial County and received a milestone payment of $0.2 million. See Note 6 </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Intangible Assets</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">2023 Stock Plan</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On August 8, 2023, the Company adopted a new equity-based compensation plan known as the Anterix Inc. 2023 Stock Plan (the “2023 Stock Plan”). The 2023 Stock Plan permits the Company to grant equity compensation awards to employees, consultants and non-employee directors of the Company. See Note 11</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"> Stock Compensation</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">2023 Share Repurchase Program</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On September 21, 2023, the Board of Directors (the “Board”) authorized a new share repurchase program (the “2023 Share Repurchase Program”) pursuant to which the Company may repurchase up to $250.0 million of the Company’s common stock on or before September 21, 2026. See Note 11</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"> Stock Compensation</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion.</span></div>
CY2024	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2021Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	20000000	usd
CY2023Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk and Significant Customers</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Financial instruments which potentially expose the Company to concentrations of credit risk consist primarily of cash and cash equivalents. The Company places its cash and temporary cash investments with financial institutions for which credit loss is not anticipated. As of March 31, 2024 and 2023, substantially all of the Company’s cash balance exceeded the federally insured limits. During the year ended March 31, 2024 and 2023, each of the Company’s customers accounted for greater than 10% of total revenue.</span></div>
CY2022Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	626000	usd
CY2024	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	0	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	79000	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	79000	usd
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	85000	usd
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	85000	usd
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk and Significant Customers</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Financial instruments which potentially expose the Company to concentrations of credit risk consist primarily of cash and cash equivalents. The Company places its cash and temporary cash investments with financial institutions for which credit loss is not anticipated. As of March 31, 2024 and 2023, substantially all of the Company’s cash balance exceeded the federally insured limits. During the year ended March 31, 2024 and 2023, each of the Company’s customers accounted for greater than 10% of total revenue.</span></div>
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	100000	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-6000	usd
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk and Significant Customers</span></div><div style="margin-top:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Financial instruments which potentially expose the Company to concentrations of credit risk consist primarily of cash and cash equivalents. The Company places its cash and temporary cash investments with financial institutions for which credit loss is not anticipated. As of March 31, 2024 and 2023, substantially all of the Company’s cash balance exceeded the federally insured limits. During the year ended March 31, 2024 and 2023, each of the Company’s customers accounted for greater than 10% of total revenue.</span></div>
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	100000	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-6000	usd
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	100000	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-6000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	543000	usd
CY2022Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	626000	usd
CY2024	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	0	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	79000	usd
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	85000	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-6000	usd
CY2024	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	4000	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	2000	usd
CY2024Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	632000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	543000	usd
CY2024Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	531000	usd
CY2023Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	513000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P10Y
CY2024	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2024	atex	Indefinite Lived Intangible Assets Period Increase Decrease From Recognition Of Receivables IndefiniteLivedIntangibleAssetsPeriodIncreaseDecreaseFromRecognitionOfReceivables	9100000	usd
CY2024	atex	Increase Decrease In Deferred Charges From Recognition Of Receivables IncreaseDecreaseInDeferredChargesFromRecognitionOfReceivables	10900000	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-6000	usd
CY2024	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	4000	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	2000	usd
CY2024Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	632000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	543000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	30000	usd
CY2023Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	513000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P10Y
CY2024	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2024	atex	Indefinite Lived Intangible Assets Period Increase Decrease From Recognition Of Receivables IndefiniteLivedIntangibleAssetsPeriodIncreaseDecreaseFromRecognitionOfReceivables	9100000	usd
CY2024	atex	Increase Decrease In Deferred Charges From Recognition Of Receivables IncreaseDecreaseInDeferredChargesFromRecognitionOfReceivables	10900000	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	atex	Capitalized Contract Cost Additions CapitalizedContractCostAdditions	199000	usd
CY2023	atex	Capitalized Contract Cost Additions CapitalizedContractCostAdditions	249000	usd
CY2024	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	42000	usd
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	17000	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-6000	usd
CY2024	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	4000	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	2000	usd
CY2024Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	632000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	543000	usd
CY2024Q1	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	101000	usd
CY2023Q1	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	30000	usd
CY2024Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	531000	usd
CY2023Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	513000	usd
CY2024Q1	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P10Y
CY2024	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2024	atex	Indefinite Lived Intangible Assets Period Increase Decrease From Recognition Of Receivables IndefiniteLivedIntangibleAssetsPeriodIncreaseDecreaseFromRecognitionOfReceivables	9100000	usd
CY2024	atex	Increase Decrease In Deferred Charges From Recognition Of Receivables IncreaseDecreaseInDeferredChargesFromRecognitionOfReceivables	10900000	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	1027000	usd
CY2023Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	870000	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2022Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	79998000	usd
CY2024	atex	Deferred Tax Assets Valuation Allowance Charged Credited To Costs And Expenses DeferredTaxAssetsValuationAllowanceChargedCreditedToCostsAndExpenses	842000	usd
CY2023	atex	Deferred Tax Assets Valuation Allowance Charged Credited To Costs And Expenses DeferredTaxAssetsValuationAllowanceChargedCreditedToCostsAndExpenses	1218000	usd
CY2024	atex	Deferred Tax Assets Valuation Allowance Other Adjustments DeferredTaxAssetsValuationAllowanceOtherAdjustments	2916000	usd
CY2023	atex	Deferred Tax Assets Valuation Allowance Other Adjustments DeferredTaxAssetsValuationAllowanceOtherAdjustments	4768000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	89742000	usd
CY2024	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2022Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	79998000	usd
CY2024	atex	Deferred Tax Assets Valuation Allowance Charged Credited To Costs And Expenses DeferredTaxAssetsValuationAllowanceChargedCreditedToCostsAndExpenses	842000	usd
CY2023	atex	Deferred Tax Assets Valuation Allowance Charged Credited To Costs And Expenses DeferredTaxAssetsValuationAllowanceChargedCreditedToCostsAndExpenses	1218000	usd
CY2023	atex	Deferred Tax Assets Valuation Allowance Other Adjustments DeferredTaxAssetsValuationAllowanceOtherAdjustments	4768000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	89742000	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	580000	usd
CY2023Q1	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	418000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P30Y
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	44000	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	432000	usd
CY2024	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2022Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	79998000	usd
CY2024	atex	Deferred Tax Assets Valuation Allowance Charged Credited To Costs And Expenses DeferredTaxAssetsValuationAllowanceChargedCreditedToCostsAndExpenses	842000	usd
CY2023	atex	Deferred Tax Assets Valuation Allowance Charged Credited To Costs And Expenses DeferredTaxAssetsValuationAllowanceChargedCreditedToCostsAndExpenses	1218000	usd
CY2023	atex	Deferred Tax Assets Valuation Allowance Other Adjustments DeferredTaxAssetsValuationAllowanceOtherAdjustments	4768000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	89742000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2023Q1	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	418000	usd
CY2024	us-gaap	Contract With Customer Liability Increase Decrease For Contract Acquired In Business Combination ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination	65644000	usd
CY2023	us-gaap	Contract With Customer Liability Increase Decrease For Contract Acquired In Business Combination ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination	8000000	usd
CY2024	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	4191000	usd
CY2024Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	122212000	usd
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	241629	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	352216	shares
CY2020Q4	atex	Number Of People Covered By Network NumberOfPeopleCoveredByNetwork	7500000	people
CY2020Q4	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P30Y
CY2020Q4	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P10Y
CY2020Q4	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P30Y
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	47700000	usd
CY2020Q4	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P30Y
CY2020Q4	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P30Y
CY2021Q3	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P10Y
CY2021Q3	atex	Lessor Operating Lease Days After Agreement Execution Payments Due LessorOperatingLeaseDaysAfterAgreementExecutionPaymentsDue	P30D
CY2023Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2769000	usd
CY2024Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	115742000	usd
CY2023Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	57990000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	187000000	usd
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	241629	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	352216	shares
CY2020Q4	atex	Number Of People Covered By Network NumberOfPeopleCoveredByNetwork	7500000	people
CY2020Q4	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P30Y
CY2020Q4	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P10Y
CY2020Q4	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P30Y
CY2021Q3	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P10Y
CY2021Q3	atex	Lessor Operating Lease Days After Agreement Execution Payments Due LessorOperatingLeaseDaysAfterAgreementExecutionPaymentsDue	P30D
CY2024	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	42000	usd
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	17000	usd
CY2023Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	870000	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	580000	usd
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	241629	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	352216	shares
CY2020Q4	atex	Number Of People Covered By Network NumberOfPeopleCoveredByNetwork	7500000	people
CY2020Q4	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P30Y
CY2020Q4	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P10Y
CY2020Q4	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P30Y
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	47700000	usd
CY2020Q4	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P30Y
CY2020Q4	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P30Y
CY2021Q3	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P10Y
CY2021Q3	atex	Lessor Operating Lease Days After Agreement Execution Payments Due LessorOperatingLeaseDaysAfterAgreementExecutionPaymentsDue	P30D
CY2023Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	870000	usd
CY2022Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	638000	usd
CY2024	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	42000	usd
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	17000	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	1027000	usd
CY2024Q1	us-gaap	Capitalized Contract Cost Net Current CapitalizedContractCostNetCurrent	580000	usd
CY2024	us-gaap	Contract With Customer Liability Increase Decrease For Contract Acquired In Business Combination ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination	65644000	usd
CY2023	us-gaap	Contract With Customer Liability Increase Decrease For Contract Acquired In Business Combination ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination	8000000	usd
CY2024	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	4191000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1919000	usd
CY2024Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	122212000	usd
CY2023Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	60759000	usd
CY2024Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	6470000	usd
CY2023Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2769000	usd
CY2024Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	115742000	usd
CY2023Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	57990000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	187000000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P30Y
CY2024	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	80500000	usd
CY2024	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	400000	usd
CY2024	us-gaap	Contract With Customer Liability Increase Decrease For Contract Acquired In Business Combination ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination	65644000	usd
CY2023	us-gaap	Contract With Customer Liability Increase Decrease For Contract Acquired In Business Combination ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination	8000000	usd
CY2024	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	4191000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1919000	usd
CY2023Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	60759000	usd
CY2024Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	6470000	usd
CY2023Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2769000	usd
CY2023Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	57990000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	187000000	usd
CY2024Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P30Y
CY2024	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2024Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	13767000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	14687000	usd
CY2024Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11705000	usd
CY2023Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11628000	usd
CY2024Q1	atex	Property Plant And Equipment Net Before Construction Work In Progress PropertyPlantAndEquipmentNetBeforeConstructionWorkInProgress	2062000	usd
CY2023Q1	atex	Property Plant And Equipment Net Before Construction Work In Progress PropertyPlantAndEquipmentNetBeforeConstructionWorkInProgress	3059000	usd
CY2024Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	0	usd
CY2023Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	547000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3606000	usd
CY2024	us-gaap	Depreciation Depreciation	800000	usd
CY2023	us-gaap	Depreciation Depreciation	1400000	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2024Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	696000	usd
CY2023Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	755000	usd
CY2024Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	5017000	usd
CY2023Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	4271000	usd
CY2024Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1747000	usd
CY2023Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1267000	usd
CY2024	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2024Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	13767000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	14687000	usd
CY2024Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11705000	usd
CY2023Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11628000	usd
CY2024Q1	atex	Property Plant And Equipment Net Before Construction Work In Progress PropertyPlantAndEquipmentNetBeforeConstructionWorkInProgress	2062000	usd
CY2023Q1	atex	Property Plant And Equipment Net Before Construction Work In Progress PropertyPlantAndEquipmentNetBeforeConstructionWorkInProgress	3059000	usd
CY2024Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	0	usd
CY2023Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	547000	usd
CY2024Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2062000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3606000	usd
CY2024	us-gaap	Depreciation Depreciation	800000	usd
CY2023	us-gaap	Depreciation Depreciation	1400000	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2024Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	948000	usd
CY2023Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	0	usd
CY2024Q1	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	223000	usd
CY2023Q1	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	331000	usd
CY2024Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	8631000	usd
CY2024Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	13767000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	14687000	usd
CY2024Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11705000	usd
CY2023Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11628000	usd
CY2024Q1	atex	Property Plant And Equipment Net Before Construction Work In Progress PropertyPlantAndEquipmentNetBeforeConstructionWorkInProgress	2062000	usd
CY2023Q1	atex	Property Plant And Equipment Net Before Construction Work In Progress PropertyPlantAndEquipmentNetBeforeConstructionWorkInProgress	3059000	usd
CY2024Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	0	usd
CY2023Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	547000	usd
CY2024Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2062000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3606000	usd
CY2024	us-gaap	Depreciation Depreciation	800000	usd
CY2023	us-gaap	Depreciation Depreciation	1400000	usd
CY2024	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	usd
CY2024	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2024Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	4900000	usd
CY2023Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6624000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	80500000	usd
CY2024	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	400000	usd
CY2023	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-800000	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2024Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	4900000	usd
CY2024Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	696000	usd
CY2023Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	755000	usd
CY2024Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	5017000	usd
CY2023Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	4271000	usd
CY2024Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1747000	usd
CY2023Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1267000	usd
CY2024Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	948000	usd
CY2023Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	0	usd
CY2024Q1	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	223000	usd
CY2023Q1	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	331000	usd
CY2024Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	8631000	usd
CY2023Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6624000	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2024Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	4900000	usd
CY2024Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	696000	usd
CY2023Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	755000	usd
CY2024Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	5017000	usd
CY2024Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1747000	usd
CY2023Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1267000	usd
CY2024Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	948000	usd
CY2023Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	0	usd
CY2024Q1	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	223000	usd
CY2023Q1	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	331000	usd
CY2024Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	8631000	usd
CY2023Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	6624000	usd
CY2024Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y7M2D
CY2023Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P2Y10M13D
CY2024Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.09
CY2023Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.12
CY2024	us-gaap	Operating Lease Expense OperatingLeaseExpense	1900000	usd
CY2023	us-gaap	Operating Lease Expense OperatingLeaseExpense	1800000	usd
CY2024	us-gaap	Operating Lease Cost OperatingLeaseCost	1945000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	1817000	usd
CY2024	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	usd
CY2023	us-gaap	Short Term Lease Cost ShortTermLeaseCost	7000	usd
CY2024	us-gaap	Lease Cost LeaseCost	1945000	usd
CY2023	us-gaap	Lease Cost LeaseCost	1824000	usd
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4432000	usd
CY2023Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	3371000	usd
CY2024Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1850000	usd
CY2023Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1725000	usd
CY2024Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	3446000	usd
CY2023Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2922000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	89742000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2024Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	6281000	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	432000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	442000	usd
CY2024Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y7M2D
CY2023Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P2Y10M13D
CY2024Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.09
CY2023Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.12
CY2024	us-gaap	Operating Lease Expense OperatingLeaseExpense	1900000	usd
CY2023	us-gaap	Operating Lease Expense OperatingLeaseExpense	1800000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	1817000	usd
CY2024	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	usd
CY2024	us-gaap	Lease Cost LeaseCost	1945000	usd
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4432000	usd
CY2023Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	3371000	usd
CY2024Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1850000	usd
CY2023Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1725000	usd
CY2024Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	3446000	usd
CY2023Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2922000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	2230000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1492000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1079000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	734000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	471000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	54000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	6060000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	764000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	5296000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	83500000	usd
CY2024Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y7M2D
CY2023Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P2Y10M13D
CY2024Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.09
CY2023Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.12
CY2024	us-gaap	Operating Lease Expense OperatingLeaseExpense	1900000	usd
CY2023	us-gaap	Operating Lease Expense OperatingLeaseExpense	1800000	usd
CY2024	us-gaap	Operating Lease Cost OperatingLeaseCost	1945000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	1817000	usd
CY2024	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	usd
CY2023	us-gaap	Short Term Lease Cost ShortTermLeaseCost	7000	usd
CY2024	us-gaap	Lease Cost LeaseCost	1945000	usd
CY2024Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4432000	usd
CY2024Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1850000	usd
CY2023Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1725000	usd
CY2024Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	3446000	usd
CY2023Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	2922000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	2230000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1492000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	734000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	471000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	54000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	6060000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	764000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	5296000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	83500000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	2230000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1492000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1079000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	734000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	471000	usd
CY2024Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	54000	usd
CY2024Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	5296000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	83500000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	80500000	usd
CY2024	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	400000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	503000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	724000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1080000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	209000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	12828000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	6131000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	14000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	13000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	77308000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	81908000	usd
CY2024Q1	atex	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	1437000	usd
CY2023Q1	atex	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	1312000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Charitable Contribution Carryforwards DeferredTaxAssetsCharitableContributionCarryforwards	3000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Charitable Contribution Carryforwards DeferredTaxAssetsCharitableContributionCarryforwards	64000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6744000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	101207000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	97105000	usd
CY2024Q1	atex	Deferred Tax Liabilities Rou DeferredTaxLiabilitiesRou	1189000	usd
CY2023Q1	atex	Deferred Tax Liabilities Rou DeferredTaxLiabilitiesRou	821000	usd
CY2024Q1	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	16557000	usd
CY2023Q1	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	15740000	usd
CY2024Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	17746000	usd
CY2023Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	16561000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	503000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	724000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1080000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	209000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	12828000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	6131000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	14000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	13000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	77308000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	81908000	usd
CY2024Q1	atex	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	1437000	usd
CY2023Q1	atex	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	1312000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Charitable Contribution Carryforwards DeferredTaxAssetsCharitableContributionCarryforwards	3000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Charitable Contribution Carryforwards DeferredTaxAssetsCharitableContributionCarryforwards	64000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6744000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	101207000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	97105000	usd
CY2024Q1	atex	Deferred Tax Liabilities Rou DeferredTaxLiabilitiesRou	1189000	usd
CY2023Q1	atex	Deferred Tax Liabilities Rou DeferredTaxLiabilitiesRou	821000	usd
CY2024Q1	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	16557000	usd
CY2023Q1	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	15740000	usd
CY2024Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	17746000	usd
CY2023Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	16561000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	89742000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2024Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	6281000	usd
CY2023Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	5440000	usd
CY2024	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	772000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	44000	usd
CY2024	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	772000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	44000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	503000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	724000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1080000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	209000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	12828000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	6131000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	14000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	13000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	77308000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	81908000	usd
CY2024Q1	atex	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	1437000	usd
CY2023Q1	atex	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	1312000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Charitable Contribution Carryforwards DeferredTaxAssetsCharitableContributionCarryforwards	3000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Charitable Contribution Carryforwards DeferredTaxAssetsCharitableContributionCarryforwards	64000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	8034000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6744000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	101207000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	97105000	usd
CY2024Q1	atex	Deferred Tax Liabilities Rou DeferredTaxLiabilitiesRou	1189000	usd
CY2023Q1	atex	Deferred Tax Liabilities Rou DeferredTaxLiabilitiesRou	821000	usd
CY2024Q1	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	16557000	usd
CY2023Q1	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	15740000	usd
CY2024Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	17746000	usd
CY2023Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	16561000	usd
CY2024Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	89742000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	85984000	usd
CY2024Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	6281000	usd
CY2023Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	5440000	usd
CY2024	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	772000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	44000	usd
CY2024	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	772000	usd
CY2024	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	772000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	44000	usd
CY2024	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	772000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	44000	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	432000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	442000	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	409000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	776000	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	841000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1218000	usd
CY2024	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1613000	usd
CY2023	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1262000	usd
CY2024	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-1578000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-3162000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1023000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.14
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	814000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.23
CY2024	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-46000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.01
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-27000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	-62000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0
CY2024	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Amount EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitAmount	78000	usd
CY2024	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Percent EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitPercent	-0.01
CY2023	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Amount EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitAmount	316000	usd
CY2023	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Percent EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitPercent	-0.02
CY2024	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1866000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.25
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	3314000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	442000	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	409000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	776000	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	841000	usd
CY2024	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1613000	usd
CY2023	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1262000	usd
CY2024	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-1578000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-3162000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1023000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.14
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	814000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.23
CY2024	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-46000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.01
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-27000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0
CY2024	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	-11000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	-62000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0
CY2024	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Amount EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitAmount	78000	usd
CY2024	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Percent EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitPercent	-0.01
CY2023	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Amount EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitAmount	316000	usd
CY2024	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1866000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.25
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	3314000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.22
CY2024	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	281000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.03
CY2023	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	69000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	0
CY2024	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1613000	usd
CY2024	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.21
CY2023	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1262000	usd
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.26
CY2024Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	200651	shares
CY2021Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	50000000	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	33900000	usd
CY2023Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2024	us-gaap	Excise Taxes Collected ExciseTaxesCollected	200000	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	409000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	776000	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	841000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1218000	usd
CY2024	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1613000	usd
CY2023	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1262000	usd
CY2024	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-1578000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-3162000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1023000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.14
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	814000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.23
CY2024	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-46000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.01
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-27000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0
CY2024	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	-11000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	-62000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0
CY2024	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Amount EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitAmount	78000	usd
CY2024	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Percent EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitPercent	-0.01
CY2023	atex	Effective Income Tax Rate Reconciliation Executive Compensation Limit Amount EffectiveIncomeTaxRateReconciliationExecutiveCompensationLimitAmount	316000	usd
CY2024	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1866000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.25
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	3314000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.22
CY2024	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	281000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.03
CY2023	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	69000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	0
CY2024	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1613000	usd
CY2024	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.21
CY2023	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1262000	usd
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.26
CY2024Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	200651	shares
CY2024	atex	Asset Retirement Obligation Capitalized Change In Estimate AssetRetirementObligationCapitalizedChangeInEstimate	89000	usd
CY2023	atex	Asset Retirement Obligation Capitalized Change In Estimate AssetRetirementObligationCapitalizedChangeInEstimate	-6000	usd
CY2024	atex	Contribution Of Property In Exchange For Intangible Assets ContributionOfPropertyInExchangeForIntangibleAssets	616000	usd
CY2023	atex	Contribution Of Property In Exchange For Intangible Assets ContributionOfPropertyInExchangeForIntangibleAssets	36000	usd
CY2024Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	4911000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.22
CY2024	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	281000	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.03
CY2023	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	69000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	0
CY2024	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1613000	usd
CY2024	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.21
CY2023	atex	Income Tax Expense Benefit Plus Amount Included In Sga IncomeTaxExpenseBenefitPlusAmountIncludedInSga	1262000	usd
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.26
CY2024Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	200651	shares
CY2021Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	50000000	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	33900000	usd
CY2023Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2024	us-gaap	Excise Taxes Collected ExciseTaxesCollected	200000	usd
CY2024	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	736000	shares
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	216000	shares
CY2024	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	33.72
CY2023	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	47.05
CY2024	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	24676000	usd
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	8223000	usd
CY2024Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	236100000	usd
CY2022Q2	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	500000	shares
CY2023Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	0	usd
CY2024	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	19249000	usd
CY2023	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	645000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	165000	usd
CY2024	atex	Rights Of Use Asset For Modifications And Renewals RightsOfUseAssetForModificationsAndRenewals	1928000	usd
CY2023	atex	Rights Of Use Asset For Modifications And Renewals RightsOfUseAssetForModificationsAndRenewals	0	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2021Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	50000000	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	33900000	usd
CY2023Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2024	us-gaap	Excise Taxes Collected ExciseTaxesCollected	200000	usd
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	216000	shares
CY2024	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	33.72
CY2023	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	47.05
CY2024	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	24676000	usd
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	8223000	usd
CY2024Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	236100000	usd
CY2022Q2	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	500000	shares
CY2024	us-gaap	Income Taxes Paid IncomeTaxesPaid	70000	usd
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid	14000	usd
CY2024	us-gaap	Operating Lease Payments OperatingLeasePayments	2316000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	2217000	usd
CY2024	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	736000	shares
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	216000	shares
CY2024	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	33.72
CY2023	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	47.05
CY2024	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	24676000	usd
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	8223000	usd
CY2024Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	236100000	usd
CY2022Q2	us-gaap	Conversion Of Stock Shares Issued1 ConversionOfStockSharesIssued1	500000	shares
CY2024	us-gaap	Income Taxes Paid IncomeTaxesPaid	70000	usd
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid	14000	usd
CY2024	us-gaap	Operating Lease Payments OperatingLeasePayments	2316000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	2217000	usd
CY2024	atex	Asset Retirement Obligation Capitalized Change In Estimate AssetRetirementObligationCapitalizedChangeInEstimate	89000	usd
CY2023	atex	Asset Retirement Obligation Capitalized Change In Estimate AssetRetirementObligationCapitalizedChangeInEstimate	-6000	usd
CY2024	atex	Contribution Of Property In Exchange For Intangible Assets ContributionOfPropertyInExchangeForIntangibleAssets	616000	usd
CY2023	atex	Contribution Of Property In Exchange For Intangible Assets ContributionOfPropertyInExchangeForIntangibleAssets	36000	usd
CY2024Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	4911000	usd
CY2023Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	0	usd
CY2024	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	19249000	usd
CY2023	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	0	usd
CY2024	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	645000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	165000	usd
CY2024	atex	Rights Of Use Asset For Modifications And Renewals RightsOfUseAssetForModificationsAndRenewals	1928000	usd
CY2024	us-gaap	Income Taxes Paid IncomeTaxesPaid	70000	usd
CY2024	us-gaap	Operating Lease Payments OperatingLeasePayments	2316000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	2217000	usd
CY2024	atex	Asset Retirement Obligation Capitalized Change In Estimate AssetRetirementObligationCapitalizedChangeInEstimate	89000	usd
CY2024	atex	Contribution Of Property In Exchange For Intangible Assets ContributionOfPropertyInExchangeForIntangibleAssets	616000	usd
CY2023	atex	Contribution Of Property In Exchange For Intangible Assets ContributionOfPropertyInExchangeForIntangibleAssets	36000	usd
CY2024Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	4911000	usd
CY2023Q1	atex	Noncash Or Part Noncash Acquisition Deferred Gain On Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDeferredGainOnSaleOfIntangibleAssets	0	usd
CY2024	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	19249000	usd
CY2023	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	0	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	165000	usd
CY2024	atex	Rights Of Use Asset For Modifications And Renewals RightsOfUseAssetForModificationsAndRenewals	1928000	usd
CY2023	atex	Rights Of Use Asset For Modifications And Renewals RightsOfUseAssetForModificationsAndRenewals	0	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2024	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	19200000	usd
CY2024Q1	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	1000000	usd
CY2023Q4	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2021Q1	atex	Number Of People Covered By Network NumberOfPeopleCoveredByNetwork	3600000	people
CY2021Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	20000000.0	usd
CY2024	atex	Noncash Or Part Noncash Acquisition Derecognition Of Contingent Liability Related To Sale Of Intangible Assets NoncashOrPartNoncashAcquisitionDerecognitionOfContingentLiabilityRelatedToSaleOfIntangibleAssets	19200000	usd
CY2024Q1	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	1000000	usd
CY2023Q4	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd
CY2024	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	28	county
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2024	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	35000000	usd
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	atex	Broadband Licenses Granted Number Of Counties BroadbandLicensesGrantedNumberOfCounties	84	county
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2023	us-gaap	Gain Loss On Disposition Of Intangible Assets GainLossOnDispositionOfIntangibleAssets	38400000	usd
CY2021Q1	atex	Number Of People Covered By Network NumberOfPeopleCoveredByNetwork	3600000	people
CY2021Q1	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	20000000.0	usd
CY2024Q1	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	1000000	usd
CY2023Q4	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	7500000	usd

Files In Submission

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$ATEX
Anterix Inc. Stock $atex

2024 Q2 Form 10-K Financial Statement

#000130449224000077 Filed on June 26, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ATEX Anterix Inc. Stock $atex

2024 Q2 Form 10-K Financial Statement

#000130449224000077 Filed on June 26, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ATEX
Anterix Inc. Stock $atex