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Other (Income) Expense, Net (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2014
Mar. 31, 2013
Other (Income) Expense, Net        
Net (gain) loss on sale of assets $ 165 $ (229) $ 136 $ (230)
Rent income (145) (131) (294) (260)
Net gain on investments in deferred compensation program (145) (417) (573) (526)
Other (65) (113) (66) (136)
Other (income) expense, net $ (190) $ (890) $ (797) $ (1,152)