SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Jan. 01, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restructuring charges	$ 724	$ 611	$ 724	$ 611
Accounting Standards Update 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax assets					$ 1,300
Valuation allowance					1,300
Share-based compensation			100
Accumulated Deficit [Member] | Accounting Standards Update 2016-09, Forfeiture Rate Component [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect adjustment					$ 500
Cost Optimization Project [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restructuring charges	700		700
Restructuring liability	600		600
Post Employment Benefits [Member] | Cost Optimization Project [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restructuring charges	500		500
Payments for restructuring	0		0
Restructuring liability	400		400
Post Employment Benefits [Member] | Prior Initiative [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restructuring liability	200		200
Exit Liabilities [Member] | Cost Optimization Project [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restructuring charges	200		200
Restructuring liability	$ 200		$ 200