v3.26.1
SEGMENT REPORTING - Schedule of Segment Reporting Information, by Segment (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]            
Revenue $ 52,143   $ 48,588   $ 102,266 $ 87,899
Staff costs by segment 25,560   23,969   50,916 44,212
Non-staff costs by segment 5,992   5,137   11,325 8,797
Segment Adjusted Pre-Bonus EBITDA 20,592   19,482   40,025 34,889
Reconciliation to net loss before income taxes:            
Unallocated bonuses (4,039)   (3,745)   (7,928) (6,883)
Unallocated corporate level expenses (5,317)   (2,964)   (10,006) (6,814)
Depreciation (56)   (53)   (98) (93)
Change in contingent consideration (892)   (1,693)   (7,195) (2,676)
Amortization of intangibles (1,551)   (1,665)   (3,154) (2,956)
Loss from operations (3,886)   (4,896)   (12,070) (10,798)
Gain on bargain purchase 846   0   898 0
Interest, net (470)   (836)   (1,260) (1,438)
Other income (expense), net 128   (22)   294 (22)
Net loss before income taxes (3,382)   (5,754)   (12,138) (12,258)
Income tax expense 352   (24)   3,092 4,088
Net loss (3,734) $ (11,497) (5,730) $ (10,614) (15,230) (16,346)
Post-Combination Awards            
Reconciliation to net loss before income taxes:            
Share-based compensation expense (4,191)   (5,336)   (7,037) (8,776)
Omnibus Incentive Plan            
Reconciliation to net loss before income taxes:            
Share-based compensation expense (1,070)   (1,528)   (2,033) (2,651)
Retained Pre-UK IPO            
Reconciliation to net loss before income taxes:            
Share-based compensation expense (7,362)   (7,394)   (14,644) (14,838)
Government Relations Consulting            
Segment Reporting [Line Items]            
Revenue 30,369   27,301   58,727 53,465
Staff costs by segment 13,143   12,297   26,046 24,898
Non-staff costs by segment 2,713   2,259   5,272 4,325
Segment Adjusted Pre-Bonus EBITDA 14,513   12,745   27,409 24,242
Corporate Communications & Public Affairs Consulting            
Segment Reporting [Line Items]            
Revenue 18,166   18,144   36,459 28,156
Staff costs by segment 10,886   10,408   21,866 16,728
Non-staff costs by segment 3,014   2,731   5,535 4,186
Segment Adjusted Pre-Bonus EBITDA 4,265   5,005   9,058 7,242
Compliance and Insights Services            
Segment Reporting [Line Items]            
Revenue 3,608   3,143   7,080 6,277
Staff costs by segment 1,530   1,264   3,004 2,586
Non-staff costs by segment 265   147   518 286
Segment Adjusted Pre-Bonus EBITDA $ 1,813   $ 1,732   $ 3,558 $ 3,405