RESTRUCTURING AND INTEGRATION CHARGES AND IMPAIRMENT LOSSES (LIABILITY CLASSIFICATION TABLE) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Restructuring Cost and Reserve [Line Items]
Reduction in force	$ 443	$ 462
Facility exit charges	95	499
Restructuring charges, net	538	961
TTEC Digital
Restructuring Cost and Reserve [Line Items]
Reduction in force	207
TTEC Engage
Restructuring Cost and Reserve [Line Items]
Reduction in force	$ 236	$ 462

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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