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The Company and Significant Accounting Policies - Additional Information (Detail) |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Mar. 17, 2023 USD ($) | Jun. 30, 2025 USD ($) Building | Mar. 31, 2025 USD ($) Station | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Jun. 30, 2025 USD ($) shares | Mar. 31, 2025 USD ($) | Jun. 30, 2024 USD ($) shares | Jun. 30, 2025 USD ($) Agreement Segment shares | Jun. 30, 2024 USD ($) shares | Dec. 31, 2024 USD ($)
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of reportable segments | Segment |  |  |  |  |  |  |  |  | 2 |  |
Impairment charge related to broadcast licenses and fixed assets |  |  |  |  |  |  | $ 23,700,000 |  |  |  |
Assets held for sale |  | $ 7,247,000 |  |  |  | $ 7,247,000 |  |  | $ 7,247,000 |  |
Restricted cash |  | 791,000 |  | $ 779,000 |  | 791,000 |  | $ 779,000 | 791,000 | $ 779,000 | $ 786,000
Retransmission consent revenue |  |  |  |  |  | $ 7,700,000 |  | $ 8,800,000 | $ 15,800,000 | $ 18,000,000 |
Shares of dilutive securities not included in computation of diluted earnings per share | shares |  |  |  |  |  | 1,894,454 |  | 3,240,646 | 1,707,269 | 1,067,997 |
Prepayment of credit facility |  | 10,000,000 |  | 10,000,000 | $ 10,000,000 |  |  |  |  |  |
Financial covenants to net leverage ratio |  |  |  |  |  |  |  |  | 4.00% |  |
Interest coverage ratio to minimum permitted ratio |  |  |  |  |  |  |  |  | 2.00% |  |
Gain (loss) on debt extinguishment |  |  |  |  |  | $ (38,000) |  | $ (51,000) | $ (38,000) | $ (91,000) |
Unamortized debt issuance costs |  | $ 640,000 |  |  |  | 640,000 |  |  | $ 640,000 |  | $ 792,000
Discontinued Operations Held for Sale |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of television stations held for sale | Station |  |  | 2 |  |  |  |  |  |  |  |
Number of owned office building | Building |  | 3 |  |  |  |  |  |  |  |  |
Letter of intent term for parties to reach definitive agreement |  |  |  |  |  |  |  |  | 60 days |  |
Impairment charge related to broadcast licenses and fixed assets |  |  |  |  |  |  | 23,700,000 |  |  |  |
Assets held for sale |  | $ 4,700,000 |  |  |  | 4,700,000 |  |  | $ 4,700,000 |  |
Carrying value of broadcast licenses |  |  | $ 28,000,000 |  |  |  | 28,000,000 |  |  |  |
Stations fixed assets carrying value |  |  | 400,000 |  |  |  | 400,000 |  |  |  |
Discontinued Operations Held for Sale | Tijuana, Mexico |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  | 2,900,000 |  |  |  | 2,900,000 |  |  |  |
Discontinued Operations Held for Sale | Tecate, Mexico |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  |  | $ 1,800,000 |  |  |  | $ 1,800,000 |  |  |  |
Discontinued Operations Held for Sale | Corpus Christi, El Centro, and Midland, Texas |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Assets held for sale |  | $ 2,600,000 |  |  |  | 2,600,000 |  |  | $ 2,600,000 |  |
TelevisaUnivision |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of marketing and sales agreements | Agreement |  |  |  |  |  |  |  |  | 2 |  |
Number of markets involved in sales and marketing | Agreement |  |  |  |  |  |  |  |  | 3 |  |
Payment of sales representation fees to television stations |  |  |  |  |  | 1,300,000 |  | 1,500,000 | $ 2,400,000 | 2,900,000 |
Retransmission consent revenue |  |  |  |  |  | $ 5,300,000 |  | 6,200,000 | $ 10,900,000 | 12,600,000 |
Common stock percentage held by Univision |  | 10.00% |  |  |  | 10.00% |  |  | 10.00% |  |
UniMas |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Affiliate advertising minutes per hour for which entity has right to sell |  |  |  |  |  |  |  |  | 4 minutes 30 seconds |  |
Related Parties |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Amount due from television stations for carriage |  | $ 4,800,000 |  |  |  | $ 4,800,000 |  |  | $ 4,800,000 |  |
Term Loan A Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Prepayment of credit facility |  |  |  | $ 4,900,000 |  |  |  |  |  |  |
Principal payment |  |  |  |  | 8,750,000 |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of Credit |  |  |  |  | $ 1,250,000 |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Agreement date | Mar. 17, 2023 |  |  |  |  |  |  |  |  |  |
Additional borrowing capacity | $ 100,000,000 |  |  |  |  |  |  |  |  |  |
First lien net leverage ratio | 2.25% |  |  |  |  |  |  |  |  |  |
Maturity date of revolving credit facility | Mar. 17, 2028 |  |  |  |  |  |  |  |  |  |
Debt issuance costs | $ 1,800,000 |  |  |  |  |  |  |  |  |  |
Gain (loss) on debt extinguishment |  |  |  |  |  |  |  | $ (100,000) |  | $ (100,000) |
Revolving Credit Facility | Term Loan A Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Senior Secured debt | 200,000,000 |  |  |  |  |  |  |  |  |  |
Unamortized debt issuance costs |  | 600,000 |  |  |  | 600,000 |  |  | 600,000 |  |
Estimated fair value of term loan |  | $ 166,900,000 |  |  |  | $ 166,900,000 |  |  | $ 166,900,000 |  |
Revolving Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Senior Secured debt | 75,000,000 |  |  |  |  |  |  |  |  |  |
Amount drawn | $ 11,500,000 |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  |  |  |  | 7.40% |  |
Financial covenants to net leverage ratio | 3.25% |  |  |  |  |  |  |  |  |  |
Interest coverage ratio to minimum permitted ratio | 3.00% |  |  |  |  |  |  |  |  |  |
Minimum | TelevisaUnivision |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Affiliate advertising minutes per hour for which entity has right to sell |  |  |  |  |  |  |  |  | 4 minutes |  |
Minimum | Revolving Credit Facility | Base Rate Margin |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Variable interest rate basis spread on debt | 1.50% |  |  |  |  |  |  |  |  |  |
Minimum | Revolving Credit Facility | SOFR |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Variable interest rate basis spread on debt | 2.50% |  |  |  |  |  |  |  |  |  |
Minimum | Revolving Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate | 0.30% |  |  |  |  |  |  |  |  |  |
Maximum | Revolving Credit Facility | Base Rate Margin |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Variable interest rate basis spread on debt | 2.00% |  |  |  |  |  |  |  |  |  |
Maximum | Revolving Credit Facility | SOFR |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Variable interest rate basis spread on debt | 3.00% |  |  |  |  |  |  |  |  |  |
Maximum | Revolving Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate | 0.40% |  |  |  |  |  |  |  |  |  |

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- Definition The carrying value as of the balance sheet date of the noncurrent portion 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 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 45 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481573/470-10-45-13 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 45 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481573/470-10-45-14 + Details
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 47 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-47 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 54 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-54 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-18 + Details
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- Definition Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (g) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-15 + Details
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