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Intangible Assets, Net and Goodwill - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Jun. 30, 2022 | Apr. 06, 2022 | Mar. 31, 2022 | Jan. 13, 2022 | Mar. 31, 2021 | Dec. 31, 2013
Goodwill [Line Items] |  |  |  |  |  |  |  |
Amortization of intangible assets | $ 2,300 | $ 500 |  |  |  |  |  |
Impairment of intangible assets | 4,117 | 3,452 |  |  |  |  |  |
Goodwill | 31,807 | 15,227 |  |  |  |  |  |
Impairment of goodwill | 4,857 | 4,778 |  |  |  |  |  |
Beacon Media Group |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  | $ 9,700 |
Impairment of goodwill |  | 4,900 |  |  |  |  |  |
Beacon Media Group | Media Advisory & Advertising Services |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Impairment of goodwill | 4,900 |  |  |  |  |  |  |
Beacon Media Group | Trade Names |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Impairment of intangible assets |  | $ 3,400 |  |  |  |  |  |
Beacon Media Group | Customer Relationships and Non-Compete Agreements |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Impairment of intangible assets | 4,100 |  |  |  |  |  |  |
A Squared |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  | $ 10,400
Ameba |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  |  |  | $ 700 | $ 672 |  |
Wow |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  | $ 21,400 | $ 21,398 |  |  |  |
Wow | Trade Names |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |
Amortization of intangible assets | $ 7,200 |  |  |  |  |  |  |

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