SIGNIFICANT CUSTOMERS AND GEOGRAPHIC NET REVENUES Customer and Credit Risk Concentration (Details) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2020 USD ($) Customer	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) Customer	Jun. 30, 2019 USD ($)	Dec. 31, 2019 Customer
Concentration Risk [Line Items]
NET REVENUES | $	$ 106,832	$ 102,865	$ 216,496	$ 192,053
Distributors [Member]
Concentration Risk [Line Items]
NET REVENUES | $	$ 87,300	$ 74,800	$ 170,800	$ 144,700
Revenue from Contract with Customer Benchmark [Member] | Customer Concentration Risk [Member]
Concentration Risk [Line Items]
Number of major customers | Customer	1		1
Concentration risk percentage benchmark	10.00%	10.00%	10.00%	10.00%
Revenue from Contract with Customer Benchmark [Member] | Customer Concentration Risk [Member] | Avnet
Concentration Risk [Line Items]
Concentration risk, percentage of total net revenues	13.00%	10.00%	12.00%	12.00%
Revenue from Contract with Customer Benchmark [Member] | Customer Concentration Risk [Member] | Ten Customers
Concentration Risk [Line Items]
Concentration risk, percentage of total net revenues	59.00%	56.00%	56.00%	54.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member]
Concentration Risk [Line Items]
Number of major customers | Customer			10		10
Concentration risk percentage benchmark for accounts receivable (more than)	10.00%		10.00%		10.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Avnet
Concentration Risk [Line Items]
Concentration risk percentage benchmark			20.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Powertech Distribution Ltd.
Concentration Risk [Line Items]
Concentration risk percentage benchmark					10.00%
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Ten Customers
Concentration Risk [Line Items]
Concentration risk percentage benchmark			65.00%		63.00%