Financial Instruments, Volume of Derivative Activity (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Jun. 25, 2011
Derivative [Line Items]
Net U.S. Dollar notional amount of foreign currency forward contracts, by net currency purchase (sell)	$ 16,955	$ 6,121
Euro
Derivative [Line Items]
Net U.S. Dollar notional amount of foreign currency forward contracts, by net currency purchase (sell)	1,691	1,542
Japanese Yen
Derivative [Line Items]
Net U.S. Dollar notional amount of foreign currency forward contracts, by net currency purchase (sell)	1,325	(5,156)
British Pound
Derivative [Line Items]
Net U.S. Dollar notional amount of foreign currency forward contracts, by net currency purchase (sell)	(4,184)	(10,928)
Philippine Peso
Derivative [Line Items]
Net U.S. Dollar notional amount of foreign currency forward contracts, by net currency purchase (sell)	14,531	17,140
Thai Bhat
Derivative [Line Items]
Net U.S. Dollar notional amount of foreign currency forward contracts, by net currency purchase (sell)	$ 3,592	$ 3,523