GOODWILL (Details) (USD $)	3 Months Ended
Mar. 31, 2015
Goodwill [Roll Forward]
Balance as of January 1, 2015	$ 57,417,000us-gaap_Goodwill
Purchase accounting adjustments	(77,000)
Effect of net foreign currency exchange rate changes	(1,118,000)us-gaap_GoodwillTranslationAdjustments
Balance as of March 31, 2015	56,346,000us-gaap_Goodwill
North America
Goodwill [Roll Forward]
Balance as of January 1, 2015	31,078,000
Effect of net foreign currency exchange rate changes	(206,000)
Balance as of March 31, 2015	30,996,000
Europe
Goodwill [Roll Forward]
Balance as of January 1, 2015	26,339,000
Effect of net foreign currency exchange rate changes	(912,000)
Balance as of March 31, 2015	25,350,000
Netsoft
Goodwill [Roll Forward]
Purchase accounting adjustments	30,000
Balance as of March 31, 2015	2,779,000
Netsoft \| North America
Goodwill [Roll Forward]
Purchase accounting adjustments	30,000
Netsoft \| Europe
Goodwill [Roll Forward]
Purchase accounting adjustments	0
GGA
Goodwill [Roll Forward]
Purchase accounting adjustments	94,000
Balance as of March 31, 2015	12,209,000
GGA \| North America
Goodwill [Roll Forward]
Purchase accounting adjustments	94,000
GGA \| Europe
Goodwill [Roll Forward]
Purchase accounting adjustments	0
Great Fridays Limited
Goodwill [Roll Forward]
Balance as of March 31, 2015	6,870,000
Great Fridays Limited \| North America
Goodwill [Roll Forward]
Purchase accounting adjustments	0
Great Fridays Limited \| Europe
Goodwill [Roll Forward]
Purchase accounting adjustments	$ (77,000)

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=35741047&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 (decrease) from adjustments after acquisition date under purchase accounting 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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

-Paragraph 16

-URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e961-128460

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

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-Section 50

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+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

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