Balance Sheet Components - Narrative (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Impairment Effects on Earnings Per Share [Line Items]
Accounts receivables, net	$ 40,077,000		$ 40,077,000		$ 31,115,000
Employee retention credits	2,468,000		2,468,000		$ 2,468,000
Depreciation expense	31,000	$ 63,000	72,000	$ 130,000
Impairment charges for property and equipment	0	0	0	0
Amortization expense of intangible asset			4,083,000	7,227,000
Amortization of acquisition costs	850,000	850,000	1,699,000	1,770,000
Continuing operations
Impairment Effects on Earnings Per Share [Line Items]
Impairment of intangible assets	0	0	0	1,198,000
Platform development
Impairment Effects on Earnings Per Share [Line Items]
Amortization expense of intangible asset	1,108,000	1,507,000	2,384,000	3,056,000
Impairment charges	$ 0	$ 0	$ 0	0
Advertiser relationships | Continuing operations
Impairment Effects on Earnings Per Share [Line Items]
Impairment of intangible assets				608,000
Brand name | Continuing operations
Impairment Effects on Earnings Per Share [Line Items]
Impairment of intangible assets				$ 590,000