INFORMATION CONCERNING PRODUCT LINES, GEOGRAPHIC INFORMATION, ACCOUNTS RECEIVABLE AND REVENUE CONCENTRATION - Schedule of Distributors and Customers Accounting for Accounts Receivable (Details) - Accounts Receivable	Dec. 31, 2017	Jan. 01, 2017
Distributor A
Concentration Risk [Line Items]
Percentage of accounts receivable from distributors and customers	45.00%	32.00%
Distributor G
Concentration Risk [Line Items]
Percentage of accounts receivable from distributors and customers	0.00%	11.00%
Distributor H
Concentration Risk [Line Items]
Percentage of accounts receivable from distributors and customers		13.00%
Distributor I
Concentration Risk [Line Items]
Percentage of accounts receivable from distributors and customers		15.00%
Customer G
Concentration Risk [Line Items]
Percentage of accounts receivable from distributors and customers	12.00%
Customer I
Concentration Risk [Line Items]
Percentage of accounts receivable from distributors and customers		12.00%