GOODWILL (GOODWILL ROLLFORWARD) (DETAILS) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($)
Goodwill [Line Items]
Beginning balance, goodwill	$ 114,183
Effect of Foreign Currency	323
Ending balance, goodwill	114,506
Customer Management Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	22,009
Effect of Foreign Currency	209
Ending balance, goodwill	22,218
Customer Growth Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	24,439
Ending balance, goodwill	24,439
Customer Technology Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	42,709
Ending balance, goodwill	42,709
Customer Strategy Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	25,026
Effect of Foreign Currency	114
Ending balance, goodwill	$ 25,140