v3.26.1
REVENUE (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disaggregation of Revenue [Line Items]      
Total revenue $ 2,757,991 $ 1,813,472 $ 1,591,194
Financial Services      
Disaggregation of Revenue [Line Items]      
Total revenue 2,348,358 1,412,424 1,208,589
Benefits and Insurance Services      
Disaggregation of Revenue [Line Items]      
Total revenue 409,633 401,048 382,605
Accounting, tax, advisory and consulting      
Disaggregation of Revenue [Line Items]      
Total revenue 2,301,462 1,370,898 1,171,605
Accounting, tax, advisory and consulting | Financial Services      
Disaggregation of Revenue [Line Items]      
Total revenue 2,301,462 1,370,898 1,171,605
Core Benefits and Insurance Services      
Disaggregation of Revenue [Line Items]      
Total revenue 391,766 383,550 365,848
Core Benefits and Insurance Services | Benefits and Insurance Services      
Disaggregation of Revenue [Line Items]      
Total revenue 391,766 383,550 365,848
Non-core Benefits and Insurance Services      
Disaggregation of Revenue [Line Items]      
Total revenue 17,867 17,498 16,757
Non-core Benefits and Insurance Services | Benefits and Insurance Services      
Disaggregation of Revenue [Line Items]      
Total revenue 17,867 17,498 16,757
Managed networking, hardware services      
Disaggregation of Revenue [Line Items]      
Total revenue 46,896 41,526 36,984
Managed networking, hardware services | Financial Services      
Disaggregation of Revenue [Line Items]      
Total revenue $ 46,896 $ 41,526 $ 36,984