Income Tax Expense (Tax Effects Of Temporary Differences That Give Rise To Significant Portions Of The Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014
Deferred tax assets:
Inventories	$ 6,336	$ 7,710
Pension and other postretirement benefits	11,663	6,974
Net operating loss carryforward - domestic	520	658
Net operating loss carryforward - foreign	4,135	4,702
Other compensation-related costs and other cost accruals	11,785	13,996
State credit carryforward	1,704	1,276
Total deferred tax assets	36,143	35,316
Deferred tax liabilities:
Goodwill	(14,829)	(14,338)
Acquisition assets	(57,415)	(57,795)
Depreciation, software amortization	(18,681)	(16,380)
Net deferred tax liabilities before valuation allowance	(54,782)	(53,197)
Less valuation allowance	(4,129)	(4,297)
Net deferred tax liabilities	$ (58,911)	$ (57,494)