Debt Instrument, Adjustment Rate

No definition available.

Name:	notv_DebtInstrumentAdjustmentRate
Namespace Prefix:	notv_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Covenant, Aggregate Holders Of Debt, Percent

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantAggregateHoldersOfDebtPercent
Namespace Prefix:	notv_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant, Budgeted Period

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantBudgetedPeriod
Namespace Prefix:	notv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant, Cap On Funds Reinvestment

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantCapOnFundsReinvestment
Namespace Prefix:	notv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Covenant, Charges Or Expenses Addback Limit

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantChargesOrExpensesAddbackLimit
Namespace Prefix:	notv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt Instrument, Covenant, Default Amount

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantDefaultAmount
Namespace Prefix:	notv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Covenant, Financial Advisor, Term

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantFinancialAdvisorTerm
Namespace Prefix:	notv_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant, Weekly Liquidity Requirement

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentCovenantWeeklyLiquidityRequirement
Namespace Prefix:	notv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Cure period for payment of interest on the Notes in case of a default.

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentDebtDefaultCurePeriod
Namespace Prefix:	notv_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent of the fee that accompanies borrowing money under the debt instrument.

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentFeePercentScenarioOne
Namespace Prefix:	notv_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee consideration payable by the Company for each consenting lender party to the Third Amendment to be paid in cash upon the occurrence with certain permanent reductions of the revolving loans under the Credit Agreement.

+ References

No definition available.

+ Details

Name:	notv_DebtInstrumentFeePercentScenarioThree
Namespace Prefix:	notv_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee consideration payable by the Company for each consenting lender party to the Third Amendment to be paid in-kind and capitalized to principal amounts of loans held by such lender.

+ References

No definition available.

+ Details

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Namespace Prefix:	notv_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of business days from end of each month to prepare cash flow statement under the amended credit agreement.

+ References

No definition available.

+ Details

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Namespace Prefix:	notv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The floor rate of the variable interest under the loan facilities.

+ References

No definition available.

+ Details

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Namespace Prefix:	notv_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Waiver Period After Acquisition Closing

+ References

No definition available.

+ Details

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Namespace Prefix:	notv_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of cash and cash equivalents on hand domestically within the US after any draw on the revolving credit facility.

+ References

No definition available.

+ Details

Name:	notv_DomesticCashAndCashEquivalentsOnHandAfterCreditFacilityDraw
Namespace Prefix:	notv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line Of Credit Facility, Prepayment Premium, Percentage

+ References

No definition available.

+ Details

Name:	notv_LineOfCreditFacilityPrepaymentPremiumPercentage
Namespace Prefix:	notv_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Threshold secured leverage ratio to be maintained under the line of credit facility agreement.

+ References

No definition available.

+ Details

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Namespace Prefix:	notv_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum term for drawing loan facility.

+ References

No definition available.

+ Details

Name:	notv_MaximumTermForDrawingLoanFacility
Namespace Prefix:	notv_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The average effective interest rate during the reporting period.

+ References

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-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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-Section 45
-Paragraph 2
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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-Section S99
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-Subparagraph (SX 210.7-03(a)(16)(a)(2))
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-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 10
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-Section S99
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-Subparagraph (SX 210.5-02(22)(b))
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+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

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Period Type:	duration

- Details

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Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
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Period Type:

- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodTwoMember
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Period Type:

- Details

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Period Type:

- Details

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Period Type:

- Details

Name:	notv_DebtInstrumentCovenantAxis=notv_DebtInstrumentCovenantPeriodAmendmentReliefPeriodMember
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Period Type:

- Details

Name:	notv_DebtInstrumentCovenantAxis=notv_DebtInstrumentCovenantPeriodAfterAmendmentReliefPeriodMember
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- Details

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DEBT - Revolving Credit Facility and Amendments Narrative (Details)										12 Months Ended
	Sep. 13, 2024 USD ($)	Jun. 02, 2024 USD ($)	May 14, 2024 USD ($)	Jan. 09, 2023 USD ($)	Dec. 29, 2022 wk day	Oct. 12, 2022 USD ($)	Jan. 27, 2022 USD ($)	Jan. 07, 2022 USD ($)	Nov. 05, 2021 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Aug. 07, 2024 USD ($)
DEBT
Proceeds from Lines of Credit										$ 12,000,000	$ 6,000,000
Cash and cash equivalents held on hand domestically				$ 10,000,000
Consideration to be paid-in-kind (as a percent)				0.50%
Consideration to be paid in cash upon prepayments (as a percent)				0.50%
Consideration to be paid in cash upon permanent reductions (as a percent)				7.00%
Senior Secured Second Lien PIK Notes Due 2027 \| Secured Debt
DEBT
Cure period	30 days
Threshold of aggregate principal holders (percent)	30.00%									25.00%
Senior Secured Second Lien PIK Notes Due 2027 \| March 14, 2026 to September 13, 2026] \| Secured Debt
DEBT
Redemption price (percent)	102.00%
Senior Secured Second Lien PIK Notes Due 2027 \| After September 14, 2026 \| Secured Debt
DEBT
Redemption price (percent)	100.00%
Senior Secured Second Lien PIK Notes Due 2027 \| Prior to March 13, 2026 \| Secured Debt
DEBT
Redemption price (percent)	100.00%
Amendment Relief Period \| Senior Secured Second Lien PIK Notes Due 2027 \| Secured Debt
DEBT
Default amount under amendment provisions	$ 8,625,000
After Amendment Relief Period \| Senior Secured Second Lien PIK Notes Due 2027 \| Secured Debt
DEBT
Default amount under amendment provisions	$ 17,250,000
Waiver period after acquisition closing	90 days
2024 Settlement \| Senior Secured Second Lien PIK Notes Due 2027 \| Secured Debt
DEBT
Default amount under amendment provisions	$ 11,500,000
Minimum \| Secured Overnight Financing Rate (SOFR)
DEBT
Variable interest rate (as a percent)				1.00%	0.42826%
Maximum \| Secured Overnight Financing Rate (SOFR)
DEBT
Debt instrument, adjustment rate					0.0011448
Revolving Credit Facility
DEBT
Line of credit outstanding										$ 0	$ 0
Commitment fee (as percentage)									1.00%
Line of credit borrowing capacity										$ 15,000,000
Principal amount of revolving loan facility									$ 15,000,000
Credit Agreement
DEBT
Basis points adjustments (as percentage)				0.50%	6.50%
Effective rate (as percentage)										0.50%	1.00%
Line of credit borrowing capacity	22,550,000
Debt instrument, financial statement threshold to provide cash flow forecast \| day					30
Budgeted period \| wk					13
Financial advisory term					6 months
Charges or expenses addback limit	32,000,000	$ 28,500,000	$ 26,500,000
Consideration fee (percent)		0.50%
Cap on reinvestment of funds from extraordinary receipts and asset sales and casualty events	$ 5,000,000
Credit Agreement \| Line Of Credit Facility, Leverage Ratio To Be Maintained Beginning Quarter Ending September 30, 2023
DEBT
Threshold secured leverage ratio									3.75
Credit Agreement \| Line Of Credit Facility, Leverage Ratio To Be Maintained Beginning Quarter Ending March 31, 2025
DEBT
Threshold secured leverage ratio									1.00
Credit Agreement \| Line Of Credit Facility, Minimum Fixed Charge Coverage Ratio To Be Maintained During First Anniversary
DEBT
Threshold secured leverage ratio									1.00
Credit Agreement \| Line Of Credit Facility, Minimum Fixed Charge Coverage Ratio To Be Maintained From And After First Anniversary
DEBT
Threshold secured leverage ratio									1.00
Credit Agreement \| Line Of Credit Facility, Leverage Ratio To Be Maintained Beginning Quarter Ending September 30, 2023
DEBT
Minimum weekly liquidity requirement												$ 7,000,000
Credit Agreement \| Weeks ending October 11, 2024, October 18, 2024 and October 25, 2024
DEBT
Minimum weekly liquidity requirement												17,500,000
Credit Agreement \| Each week thereafter
DEBT
Minimum weekly liquidity requirement												$ 10,000,000
Credit Agreement \| Prime Rate
DEBT
Basis points adjustments (as percentage)									5.25%
Credit Agreement \| London Interbank Offered Rate
DEBT
Basis points adjustments (as percentage)									6.25%
Credit Agreement \| Base Rate
DEBT
Basis points adjustments (as percentage)				1.00%	0.50%
Credit Agreement \| Minimum
DEBT
Variable interest rate (as a percent)									1.00%
Credit Agreement \| Minimum \| Prime Rate
DEBT
Basis points adjustments (as percentage)									5.00%
Credit Agreement \| Minimum \| Secured Overnight Financing Rate (SOFR)
DEBT
Basis points adjustments (as percentage)				6.75%	1.00%
Debt instrument, adjustment rate					6
Variable interest rate (as a percent)				0.11448%
Credit Agreement \| Minimum \| Base Rate
DEBT
Basis points adjustments (as percentage)				5.75%	5.00%
Variable interest rate (as a percent)				2.00%	1.00%
Effective interest rate (percent)					2.00%
Credit Agreement \| Maximum \| Prime Rate
DEBT
Basis points adjustments (as percentage)									5.50%
Credit Agreement \| Maximum \| Secured Overnight Financing Rate (SOFR)
DEBT
Basis points adjustments (as percentage)				9.50%	6.00%
Variable interest rate (as a percent)				0.42826%
Credit Agreement \| Maximum \| Base Rate
DEBT
Basis points adjustments (as percentage)				8.50%	5.50%
Delayed Draw Term Loan
DEBT
Commitment fee (as percentage)									1.00%
Proceeds from Lines of Credit								$ 35,000,000
Borrowings on delayed draw term loan								$ 0.0600
Line of credit borrowing capacity									$ 35,000,000
Maximum term for drawing loan facility									18 months
Delayed Draw Term Loan \| Minimum
DEBT
Basis points adjustments (as percentage)									6.00%
Delayed Draw Term Loan \| Minimum \| London Interbank Offered Rate
DEBT
Basis points adjustments (as percentage)								6.50%
Delayed Draw Term Loan \| Maximum
DEBT
Basis points adjustments (as percentage)									6.50%
Delayed Draw Term Loan \| Maximum \| London Interbank Offered Rate
DEBT
Basis points adjustments (as percentage)								6.25%
Term Loan
DEBT
Effective rate (as percentage)										1.00%
Volunteer principal prepayments (as percentage)									4.25
Line of credit borrowing capacity							$ 40,000,000		$ 165,000,000
Maximum term for drawing loan facility							24 months
Term Loan \| London Interbank Offered Rate
DEBT
Basis points adjustments (as percentage)							6.25%
Term Loan \| Minimum \| London Interbank Offered Rate
DEBT
Basis points adjustments (as percentage)							6.00%
Term Loan \| Maximum \| London Interbank Offered Rate
DEBT
Basis points adjustments (as percentage)							6.50%
New Delayed Draw Term Loan
DEBT
Borrowings on delayed draw term loan						$ 35,000,000