FAIR VALUE MEASUREMENTS (Details 2) (Recurring basis, USD $) In Thousands, unless otherwise specified	6 Months Ended
	Mar. 28, 2015	Mar. 29, 2014
Contingent Consideration Liability
Liability Fair Value Measurements Using Significant Unobservable Inputs (Level 3), Contingent Consideration Liabilities
Balance at the beginning of the period	$ (1,415)	$ (4,960)
Change in fair value	1,415	2,280
Balance at the end of the period		(2,680)
Convertible promissory note
Asset Fair Value Measurements Using Significant Unobservable Inputs (Level 3)
Balance at the beginning of the period	1,500	500
Amounts paid	500	500
Balance at the end of the period	2,000	1,000
Conversion feature derivative
Asset Fair Value Measurements Using Significant Unobservable Inputs (Level 3)
Balance at the beginning of the period	468
Change in fair value	161
Balance at the end of the period	$ 629