GOODWILL (GOODWILL ROLLFORWARD) (DETAILS) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Goodwill [Line Items]
Beginning balance, goodwill	$ 102,743us-gaap_Goodwill	$ 98,241us-gaap_Goodwill
Acquisitions/ Adjustments	27,835us-gaap_GoodwillAcquiredDuringPeriod	6,167us-gaap_GoodwillAcquiredDuringPeriod
Deconsolidation of Subsidiary		(1,274)us-gaap_GoodwillOtherChanges
Effect of Foreign Currency	(1,873)us-gaap_GoodwillTranslationAdjustments	(391)us-gaap_GoodwillTranslationAdjustments
Ending balance, goodwill	128,705us-gaap_Goodwill	102,743us-gaap_Goodwill
Customer Management Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	19,819	20,288
Acquisitions/ Adjustments	6,358
Effect of Foreign Currency	(306)	(469)
Ending balance, goodwill	25,871	19,819
Customer Growth Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	30,128	24,439
Acquisitions/ Adjustments	267	5,689
Ending balance, goodwill	30,395	30,128
Customer Technology Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	42,709	42,153
Acquisitions/ Adjustments	0	478
Effect of Foreign Currency		78
Ending balance, goodwill	42,709	42,709
Customer Strategy Services [Member]
Goodwill [Line Items]
Beginning balance, goodwill	10,087	11,361
Acquisitions/ Adjustments	21,210	0
Deconsolidation of Subsidiary		(1,274)
Effect of Foreign Currency	(1,567)
Ending balance, goodwill	$ 29,730	$ 10,087

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

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Amount of other (increase) decrease of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB

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Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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