Significant Accounting Policies - Schedule of Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Revenue			$ 92,192	$ 92,637
Less:
Cost of revenue (exclusive of depreciation and amortization shown separately below)			29,608	27,254
Depreciation and amortization			27,174	28,510
Operating loss	$ (19,012)	$ (40,646)	(81,254)	(88,206)
Interest expense, net			10,224	12,071
Gain on troubled debt restructuring			(1,448)	0
Loss on debt extinguishment			14,443	0
Other expense (income), net			7,487	(84)
Benefit from income taxes			(228)	(3,861)
Net income from discontinued operations, net of income taxes (inclusive of gain on sale of $66,553 for the year ended December 31, 2024)			0	$ 58,948
Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration]				Net income from discontinued operations, net of income taxes (inclusive of gain on sale of $66,553 for the year ended December 31, 2024)
Gain on sale from discontinued operations				$ 66,553
Net loss	$ (26,492)	$ (46,367)	(111,732)	(37,384)
Operating Segments
Segment Reporting Information [Line Items]
Revenue			92,192	92,637
Less:
Cost of revenue (exclusive of depreciation and amortization shown separately below)			29,608	27,254
Personnel costs			70,116	76,567
Consultants			3,614	5,064
Marketing			4,150	3,789
Accounting fees			5,666	4,205
Legal fees			2,953	2,506
Outside services			1,678	1,834
Software expenses			7,732	7,975
Stock-based compensation expense			6,686	7,705
Severance			1,320	2,888
Depreciation and amortization			27,174	28,510
Other segment items			12,749	12,546
Operating loss			(81,254)	(88,206)
Interest expense, net			10,224	12,071
Loss on debt extinguishment			14,443	0
Other expense (income), net			7,487	(84)
Benefit from income taxes			(228)	(3,861)
Net income from discontinued operations, net of income taxes (inclusive of gain on sale of $66,553 for the year ended December 31, 2024)			0	58,948
Net loss			$ (111,732)	$ (37,384)