Inventories (Schedule Of Inventories) (Details) (USD $)	Mar. 30, 2013	Sep. 29, 2012
Inventory, Net [Abstract]
Raw materials	$ 351,988,000	$ 337,657,000
Work-in-process	56,097,000	47,182,000
Finished goods	76,242,000	72,852,000
Inventory, net	484,327,000	457,691,000
Customer Deposits Related to Inventory [Line Items]
Customer deposits related to inventory	52,700,000	34,800,000
Juniper Networks [Member]
Customer Deposits Related to Inventory [Line Items]
Customer deposits related to inventory	$ 18,100,000

Customer deposits related to inventory

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- Definition

Amount before last-in first-out (LIFO) and valuation reserves of merchandise or goods held by the entity that are readily available for sale.

+ References

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

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- Definition

Gross amount of unprocessed items to be consumed in the manufacturing or production process. Also includes purchased parts that will be used as components of a finished product.

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Gross amount of merchandise or goods which are partially completed, are generally comprised of raw materials, labor and factory overhead costs, and which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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