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SIGNIFICANT CLIENTS AND OTHER CONCENTRATIONS (NARRATIVE) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenue, Major Customer [Line Items]
Revenue.	$ 519,143	$ 529,427	$ 1,566,942	$ 1,640,150
Sales [Member] | Customer Concentration Risk [Member] | Minimum [Member]
Revenue, Major Customer [Line Items]
Revenue.			$ 100,000
Sales [Member] | Customer Concentration Risk [Member] | Financial Services Client
Revenue, Major Customer [Line Items]
Concentration Risk, Customer				one
Sales [Member] | Customer Concentration Risk [Member] | Automotive Industry Client
Revenue, Major Customer [Line Items]
Concentration Risk, Customer			one
Concentration Risk, Percentage			10.80%	11.10%

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Description of risks that arise due to the volume of business transacted with a particular customer. At a minimum, the description informs financial statement users of the general nature of the risk, but excludes "Information about Major Customers" that may be disclosed elsewhere (for instance, segment disclosures).

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