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Segments - Schedule of Segment Information (Parenthetical) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2026	Jun. 30, 2025
Segment Reporting [Line Items]
Indirect expenses	$ 47,941		$ 50,764		$ 95,146	$ 102,692
Unallocated indirect expenses		$ 1,800		$ 5,500
Brand to Demand [Member]
Segment Reporting [Line Items]
Depreciation and amortization expense	300		300		1,100	600
Indirect expenses	28,205	$ 1,800	30,416	$ 5,500	56,148	62,329
Intelligence & Advisory [Member]
Segment Reporting [Line Items]
Depreciation and amortization expense	100		200		100	400
Indirect expenses	$ 19,736		$ 20,348		$ 38,998	$ 40,363

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