BUSINESS COMBINATIONS - Summary of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands		9 Months Ended
	Jul. 11, 2016	Sep. 30, 2016
Allocation of purchase price:
Goodwill		$ 15,548
Adesis Inc [Member]
Business Acquisition [Line Items]
Cash consideration	$ 33,700	33,655
Contingent consideration		1,510
Total consideration		35,165
Allocation of purchase price:
Current assets, including cash of $492		2,204
Property and equipment		1,869
Accounts payable and accrued liabilities		(906)
Net tangible assets		3,167
Identifiable intangible assets		16,450
Goodwill		15,548
Total purchase price		$ 35,165