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Acquisition-Related Liabilities - Schedule of Acquisition Related Liabilities (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance | $ 41,864 | $ 20,294
Additions | 121,767 | 31,248
Payments made during the year | (11,871) | (8,699)
Change in fair value | 36,723 | (979)
Ending Balance | 188,483 | 41,864
eBay CRM [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance |  | 4,225
Payments made during the year |  | (4,225)
Kinetic Data Solutions, LLC [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance |  | 245
Payments made during the year |  | (140)
Change in fair value |  | (105)
Vital Digital, Corp [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance |  | 1,000
Payments made during the year |  | (1,000)
Apptness [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance | 7,333 | 5,859
Payments made during the year | (7,333) |
Change in fair value |  | 1,474
Ending Balance |  | 7,333
ArcaMax [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance | 3,283 | 6,336
Payments made during the year | (3,333) | (3,334)
Change in fair value | 50 | 281
Ending Balance |  | 3,283
WhatCounts [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance |  | 2,629
Change in fair value |  | (2,629)
LiveIntent [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Beginning Balance | 31,248 |
Additions |  | 31,248
Payments made during the year | (1,205) |
Change in fair value | 35,310 |
Ending Balance | 65,353 | $ 31,248
Marigold Enterprise Business [Member] |  |
Schedule of acquisition related liabilities [Line Items] |  |
Additions | 121,767 |
Change in fair value | 1,363 |
Ending Balance | $ 123,130 |

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- Definition The amount, measured at acquisition-date fair value, of all liabilities assumed that arise from contingencies and were recognized by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-1 + Details
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- Definition Business Combination Change In Fair Value Of Earn-Out . + References No definition available. + Details
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- Definition Business combination payments to acquire businesses gross. + References No definition available. + Details
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