Components of Inventories (Detail) (USD $)	Jun. 29, 2012	Sep. 30, 2011
Schedule of Inventory
Raw materials and parts	$ 232,600,000	$ 231,900,000
Work-in-progress	81,800,000	54,500,000
Finished goods	150,000,000	123,600,000
Total inventories	$ 464,436,000	$ 409,962,000	[1]

[1] The condensed consolidated balance sheet as of September 30, 2011 was derived from audited financial statements as of that date, but does not include all disclosures required by accounting principles generally accepted in the United States of America.