v3.23.3

INTANGIBLE ASSETS AND GOODWILL - Assumption used for Impairment Analysis (Details) | 3 Months Ended
--- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Goodwill | Podcasting Reporting Unit |  |  |
Estimates And Assumptions Used For Impairment Test [Line Items] |  |  |
Discount rate | 11.50% | 11.50% | 11.00%
Broadcasting Licenses |  |  |
Estimates And Assumptions Used For Impairment Test [Line Items] |  |  |
Discount rate | 10.00% | 9.50% | 9.50%
Forecasted growth rate range of the Company's markets |  | 0.00% |
Broadcasting Licenses | Minimum |  |  |
Estimates And Assumptions Used For Impairment Test [Line Items] |  |  |
Operating profit margin ranges for average stations in markets where the Company operates | 18.00% | 18.00% | 18.00%
Forecasted growth rate range of the Company's markets | (2.00%) |  | 0.00%
Broadcasting Licenses | Maximum |  |  |
Estimates And Assumptions Used For Impairment Test [Line Items] |  |  |
Operating profit margin ranges for average stations in markets where the Company operates | 32.00% | 32.00% | 33.00%
Forecasted growth rate range of the Company's markets | 0.00% |  | 0.60%

X
- Definition The discount rate is estimated using required returns on debt and equity of publicly traded radio companies. + References No definition available. + Details
Name: | aud_DiscountRates
Namespace Prefix: | aud_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Estimates And Assumptions Used For Impairment Test + References No definition available. + Details
Name: | aud_EstimatesAndAssumptionsUsedForImpairmentTestLineItems
Namespace Prefix: | aud_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Long Term Revenue Growth Rate Ranges Of Markets Of Company + References No definition available. + Details
Name: | aud_LongTermRevenueGrowthRateRangesOfMarketsOfCompany
Namespace Prefix: | aud_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Operating Profit Margin Ranges Of Markets Of Company + References No definition available. + Details
Name: | aud_OperatingProfitMarginRangesOfMarketsOfCompany
Namespace Prefix: | aud_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=us-gaap_GoodwillMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=aud_PodcastingReportingUnitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_LicenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |