Fair Value Measurements - Schedule of Significant Assumptions Utilized to Determine Fair Value of Earnout Receivable (Details) - Sale of Veritone One	Dec. 31, 2025	Dec. 31, 2024
Internal rate of return
Fair Value, Option, Quantitative Disclosures [Line Items]
Earn out receivable, measurement input (as a percent)	0.00%	23.00%
Risk-free rate
Fair Value, Option, Quantitative Disclosures [Line Items]
Earn out receivable, measurement input (as a percent)	0.00%	4.90%
Revenue volatility
Fair Value, Option, Quantitative Disclosures [Line Items]
Earn out receivable, measurement input (as a percent)	0.00%	10.00%