ACCRUED LIABILITIES (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Sep. 30, 2012
Accounts Payable and Accrued Liabilities, Current [Abstract]
Payroll, bonus, and employee benefits	$ 24,649	$ 43,219
Outside services	10,258	11,826
Restructuring and severance	6,537	8,277
Deferred revenue	5,077	1,566
Warranties	2,809	2,472
Commissions	2,799	2,900
Income taxes	2,291	1,036
Interest	1,276	1,720
Licenses	786	1,688
Other	6,520	5,520
Total	$ 63,002	$ 80,224