COMMITMENTS, CONTINGENCIES AND CONCENTRATIONS (Significant customer concentrations as a percentage of total accounts receivable) (Details) (Accounts Receivable [Member], Customer Concentration Risk [Member])	6 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
STATS ChipPAC Ltd [Member]
Concentration Risk [Line Items]
Customer concentrations risk percentage		14.00%
Haoseng Industrial Co., Ltd [Member]
Concentration Risk [Line Items]
Customer concentrations risk percentage	12.00%	21.00%