SIGNIFICANT CUSTOMERS AND INTERNATIONAL SALES Customer and Credit Risk Concentration (Details) - Customer	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Sales Revenue, Goods, Net | Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Number of major customers	2	2
Concentration risk percentage benchmark	10.00%	10.00%
Sales Revenue, Goods, Net | Customer Concentration Risk [Member] | Avnet
Concentration Risk [Line Items]
Concentration risk, percentage of total net revenues	21.00%	22.00%
Sales Revenue, Goods, Net | Customer Concentration Risk [Member] | Powertech Distribution Ltd.
Concentration Risk [Line Items]
Concentration risk, percentage of total net revenues	12.00%
Sales Revenue, Goods, Net | Customer Concentration Risk [Member] | Ten Customers
Concentration Risk [Line Items]
Number of major customers	10	10
Concentration risk, percentage of total net revenues	62.00%	60.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member]
Concentration Risk [Line Items]
Number of major customers	10		10
Concentration risk percentage benchmark for accounts receivable (more than)	10.00%		10.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Avnet
Concentration Risk [Line Items]
Concentration risk percentage benchmark	27.00%		20.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Ten Customers
Concentration Risk [Line Items]
Concentration risk percentage benchmark	72.00%		66.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | ATM Electronic Corporation [Member]
Concentration Risk [Line Items]
Concentration risk percentage benchmark			10.00%