Supplemental Financial Information - Property, Plant and Equipment, Net (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2011
Property, Plant and Equipment [Line Items]
Land	$ 102,385	$ 98,418
Buildings	2,193,919	2,153,362
Machinery, equipment and fixtures	4,669,431	4,549,805
Leasehold improvements	80,310	78,624
Property, Plant and Equipment, gross	7,046,045	6,880,209
Less accumulated depreciation and amortization	3,742,117	3,669,012
Property, Plant and Equipment, Net	$ 3,303,928	$ 3,211,197