GEOGRAPHIC AND CUSTOMER CONCENTRATION INFORMATION - Narrative (Details)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 27, 2015 customer	Sep. 28, 2014 customer	Sep. 27, 2015 segment customer	Sep. 28, 2014 customer	Dec. 31, 2014 customer
Concentration Risk [Line Items]
Number of operating segment | segment			1
Customer Concentration Risk | Net Sales
Concentration Risk [Line Items]
Number of significant customers	1	3	1	3
Concentration percentage	46.00%		60.00%
Customer Concentration Risk | Net Sales | Net Sales, Major Customer A
Concentration Risk [Line Items]
Concentration percentage		37.00%		52.00%
Customer Concentration Risk | Net Sales | Net Sales, Major Customer B
Concentration Risk [Line Items]
Concentration percentage		20.00%		12.00%
Customer Concentration Risk | Net Sales | Net Sales, Major Customer C
Concentration Risk [Line Items]
Concentration percentage		10.00%		10.00%
Customer Concentration Risk | Net Accounts Receivable
Concentration Risk [Line Items]
Number of significant customers			3		1
Concentration percentage					74.00%
Customer Concentration Risk | Net Accounts Receivable | Net Accounts Receivable, Major Customer A
Concentration Risk [Line Items]
Concentration percentage			31.00%
Customer Concentration Risk | Net Accounts Receivable | Net Accounts Receivable, Major Customer B
Concentration Risk [Line Items]
Concentration percentage			10.00%
Customer Concentration Risk | Net Accounts Receivable | Net Accounts Receivable, Major Customer C
Concentration Risk [Line Items]
Concentration percentage			10.00%