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FAIR VALUE (PURCHASE PRICE PAYABLE TABLE) (DETAILS) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	$ 27,302	$ 21,748
Acquisitions	18,373
Payments	(9,144)
Imputed Interest/ Adjustments	(3,675)
Ending balance, purchase price payable	27,302	21,748
Iknowtion [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	2,235	3,470
Acquisitions	0
Payments	(1,400)
Imputed Interest/ Adjustments	165
Ending balance, purchase price payable	2,235	3,470
Guidon [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	1,000	2,637
Acquisitions	0
Payments	(1,426)
Imputed Interest/ Adjustments	(211)
Ending balance, purchase price payable	1,000	2,637
Technology Solutions Group [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	3,842	12,933
Acquisitions	0
Payments	(5,292)
Imputed Interest/ Adjustments	(3,799)
Ending balance, purchase price payable	3,842	12,933
WebMetro [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	0	2,708
Acquisitions	0
Payments	(1,026)
Imputed Interest/ Adjustments	(1,682)
Ending balance, purchase price payable	0	2,708
Sofica [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	5,652	0
Acquisitions	3,830
Payments	0
Imputed Interest/ Adjustments	1,822
Ending balance, purchase price payable	5,652	0
rogenSi [Member]
Business acquisitions, Contingent Consideration [Line Items]
Beginning balance, purchase price payable	14,573	0
Acquisitions	14,543
Payments	0
Imputed Interest/ Adjustments	30
Ending balance, purchase price payable	$ 14,573	$ 0