GOODWILL AND OTHER INTANGIBLE ASSETS (GOODWILL ROLLFORWARD) (DETAILS) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 30, 2013
Goodwill [Line Items]
Beginning balance, goodwill	$ 94,679
Acquisitions	5,520
Impairments	0
Deconsolidation of subsidiary	1,274
Effect of Foreign Currency	(230)
Ending balance, goodwill	98,695
Customer Management Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	20,288
Acquisitions	0
Impairments	0
Deconsolidation of subsidiary	0
Effect of Foreign Currency	(307)
Ending balance, goodwill	19,981
Customer Growth Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	24,439
Acquisitions	5,042
Impairments	0
Deconsolidation of subsidiary	0
Effect of Foreign Currency	0
Ending balance, goodwill	29,481
Customer Technology Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	38,591
Acquisitions	478
Impairments	0
Deconsolidation of subsidiary	0
Effect of Foreign Currency	77
Ending balance, goodwill	39,146
Customer Strategy Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	11,361
Acquisitions	0
Impairments	0
Deconsolidation of subsidiary	1,274
Effect of Foreign Currency	0
Ending balance, goodwill	$ 10,087

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details

- Definition

The aggregate amount of goodwill acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.

+ References+ Details

- Definition

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

+ References

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+ Details