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Segment Information - Separate Financial Data for Each of Company's Operating Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Segment Reporting Information [Line Items] |  |  |  |  |
Net revenue | $ 97,156 | $ 77,420 | $ 257,986 | $ 218,787 |
Cost of revenue | 26,801 | 21,393 | 73,883 | 57,910 |
Direct operating expenses | 35,617 | 28,702 | 99,174 | 84,160 |
Selling, general and administrative expenses | 17,112 | 11,946 | 45,809 | 37,363 |
Depreciation and amortization | 3,882 | 4,733 | 13,049 | 11,948 |
Operating income (loss) | 7,585 | (3,804) | (3,408) | (11,314) |
Corporate expenses | 6,930 | 13,292 | 29,989 | 35,836 |
Change in fair value of contingent consideration | (650) | (100) | (630) | 621 |
Impairment charge |  | 989 | 49,438 | 989 |
Foreign currency (gain) loss | (121) | 269 | 120 | 1,274 |
Interest expense | (4,087) | (4,346) | (12,648) | (12,464) |
Interest income | 646 | 1,068 | 1,801 | 2,396 |
Dividend income |  |  | 10 | 32 |
Realized gain (loss) on marketable securities | (1) | (33) | (110) | (94) |
Gain (loss) on debt extinguishment |  |  | (91) | (1,556) |
Income (loss) before income taxes | 4,143 | (7,115) | (14,446) | (23,000) |
Capital expenditures | 1,051 | 3,577 | 4,844 | 17,660 |
Total assets | $ 557,258 |  | $ 557,258 |  | $ 865,946
Percentage change in net revenue | 25.00% |  | 18.00% |  |
Percentage change in cost of revenue | 25.00% |  | 28.00% |  |
Percentage change in direct operating expenses | 24.00% |  | 18.00% |  |
Percentage change in selling, general and administrative expenses | 43.00% |  | 23.00% |  |
Percentage change in depreciation and amortization | (18.00%) |  | 9.00% |  |
Percentage change in corporate expenses | (48.00%) |  | (16.00%) |  |
Percentage change in fair value of contingent consideration | 550.00% |  |  |  |
Percentage change in impairment charge | (100.00%) |  | (100.00%) |  |
Percentage change in foreign currency (gain) loss |  |  | (91.00%) |  |
Percentage change in operating income (loss) |  |  | (70.00%) |  |
Percentage change in interest expense | (6.00%) |  | 1.00% |  |
Percentage change in interest income | (40.00%) |  | (25.00%) |  |
Percentage change in dividend income |  |  | (69.00%) |  |
Percentage change in realized gain (loss) on marketable securities | (97.00%) |  | 17.00% |  |
Percentage change in gain (loss) on debt extinguishment |  |  | (94.00%) |  |
Percentage change in income (loss) before income taxes |  |  | (37.00%) |  |
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating income (loss) | $ 13,744 | 10,646 | $ 26,071 | 27,406 |
Percentage change in segment operating profit (loss) | 29.00% |  | (5.00%) |  |
Corporate, Non-Segment |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Corporate expenses | $ 6,930 | 13,292 | $ 29,989 | 35,836 |
Assets of discontinued operations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total assets |  |  |  |  | 313,124
Media |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Cost of revenue | 4,881 | 2,840 | 11,888 | 7,661 |
Direct operating expenses | 29,193 | 24,110 | 82,405 | 72,004 |
Selling, general and administrative expenses | 10,860 | 8,677 | 30,600 | 27,039 |
Depreciation and amortization | 3,165 | 3,288 | 9,756 | 8,962 |
Capital expenditures | 1,020 | 2,694 | 4,546 | 15,060 |
Total assets | $ 484,261 |  | $ 484,261 |  | 449,928
Percentage change in cost of revenue | 72.00% |  | 55.00% |  |
Percentage change in direct operating expenses | 21.00% |  | 14.00% |  |
Percentage change in selling, general and administrative expenses | 25.00% |  | 13.00% |  |
Percentage change in depreciation and amortization | (4.00%) |  | 9.00% |  |
Media | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating income (loss) | $ 11,703 | 9,831 | $ 20,152 | 28,948 |
Percentage change in segment operating profit (loss) | 19.00% |  | (30.00%) |  |
Media | Advertising and Retransmission Consent |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net revenue | $ 59,802 | 48,746 | $ 154,801 | 144,614 |
Percentage change in net revenue | 23.00% |  | 7.00% |  |
Advertising Technology & Services |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Cost of revenue | $ 21,920 | 18,553 | $ 61,995 | 50,249 |
Direct operating expenses | 6,424 | 4,592 | 16,769 | 12,156 |
Selling, general and administrative expenses | 6,252 | 3,269 | 15,209 | 10,324 |
Depreciation and amortization | 717 | 1,445 | 3,293 | 2,986 |
Capital expenditures | 31 | 883 | 298 | 2,600 |
Total assets | $ 72,997 |  | $ 72,997 |  | $ 102,894
Percentage change in cost of revenue | 18.00% |  | 23.00% |  |
Percentage change in direct operating expenses | 40.00% |  | 38.00% |  |
Percentage change in selling, general and administrative expenses | 91.00% |  | 47.00% |  |
Percentage change in depreciation and amortization | (50.00%) |  | 10.00% |  |
Advertising Technology & Services | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating income (loss) | $ 2,041 | 815 | $ 5,919 | (1,542) |
Percentage change in segment operating profit (loss) | 150.00% |  |  |  |
Advertising Technology & Services | Advertising and Retransmission Consent |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net revenue | $ 37,354 | $ 28,674 | $ 103,185 | $ 74,173 |
Percentage change in net revenue | 30.00% |  | 39.00% |  |

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