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SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jan. 01, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Severance Costs |  | $ 3,976 | $ 3,937 | $ 2,565
Defined Contribution Plan, Cost |  | 3,099 | 3,108 | 2,061
Capitalized Computer Software, Additions |  | 5,115 | 4,838 | 1,893
Advertising Expense |  | $ 5,767 | $ 5,057 | $ 3,143
Revenue, Major Customer [Line Items] |  |  |  |
Increase In Total Assets And Liabilities Result Of Recognition Of Operating Lease Right Of Use Assets And Operating Lease Liabilities | $ 823 |  |  |
Computer Equipment |  |  |  |
Property, Plant and Equipment, Useful Life |  | 3 years |  |
Office Equipment | Minimum |  |  |  |
Property, Plant and Equipment, Useful Life |  | 7 years |  |
Office Equipment | Maximum |  |  |  |
Property, Plant and Equipment, Useful Life |  | 15 years |  |
Leasehold Improvements |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | Over the shorter of the related lease period or the life of the asset |  |
Customer Relationships | Minimum |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 7 years |  |
Customer Relationships | Maximum |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 9 years |  |
Technology-Based Intangible Assets | Minimum |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 5 years |  |
Technology-Based Intangible Assets | Maximum |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 8 years |  |
Trade Names |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 10 years |  |
Media and Telecom | Sales | Customer Concentration Risk |  |  |  |
Revenue, Major Customer [Line Items] |  |  |  |
Concentration Risk, Percentage |  | 0.00% | 0.00% | 11.60%

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