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Other Liabilities (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2012 | Sep. 30, 2011
--- | --- | ---
Other Liabilities |  |
Net accrued retirement benefits, less amounts recognized within accrued liabilities | $ 62,127 | $ 61,994
Uncertain tax positions, net of offsetting benefits (Note 16) | 15,322 | 14,078
Other | 11,512 | 12,622
Other liabilities, net | $ 88,961 | $ 88,694

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