GOODWILL (GOODWILL ROLLFORWARD) (DETAILS) $ in Thousands	6 Months Ended
	Jun. 30, 2015 USD ($)
Goodwill [Line Items]
Beginning balance, goodwill	$ 128,705
Acquisitions.	100
Impairments	0
Effect of Foreign Currency	(2,007)
Ending balance, goodwill	126,798
Customer Management Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	25,871
Acquisitions.	0
Impairments	0
Effect of Foreign Currency	(1,606)
Ending balance, goodwill	24,265
Customer Growth Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	30,395
Acquisitions.	0
Impairments	0
Effect of Foreign Currency	0
Ending balance, goodwill	30,395
Customer Technology Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	42,709
Acquisitions.	0
Impairments	0
Effect of Foreign Currency	0
Ending balance, goodwill	42,709
Customer Strategy Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	29,730
Acquisitions.	100
Impairments	0
Effect of Foreign Currency	(401)
Ending balance, goodwill	$ 29,429