GOODWILL AND INTANGIBLE ASSETS (Details 2) $ in Thousands	6 Months Ended
	Jun. 30, 2015 USD ($)
Amortizing and Non-amortizing intangible assets
Balance at the beginning of period	$ 29,605
Acquisitions	34,694
Impairment	(1,009)
Amortization of Intangible Assets	(7,495)
Balance at the end of period	55,795
Customer relationships
Amortizing and Non-amortizing intangible assets
Balance at the beginning of period	23,672
Acquisitions	15,400
Amortization of Intangible Assets	(4,991)
Balance at the end of period	34,081
Trade names
Amortizing and Non-amortizing intangible assets
Balance at the beginning of period	3,279
Acquisitions	7,000
Amortization of Intangible Assets	(650)
Balance at the end of period	9,629
Acquired Technology
Amortizing and Non-amortizing intangible assets
Balance at the beginning of period	1,056
Acquisitions	8,400
Impairment	(1,009)
Amortization of Intangible Assets	(998)
Balance at the end of period	7,449
Non-compete agreements
Amortizing and Non-amortizing intangible assets
Balance at the beginning of period	1,598
Acquisitions	3,894
Amortization of Intangible Assets	(856)
Balance at the end of period	$ 4,636