Accumulated Other Comprehensive Loss (Changes In Each Component Of AOCI) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ (10,148)	$ (4,408)
Other comprehensive income before reclassifications	(1,714)	(213)
Amounts reclassified from accumulated other comprehensive income	(20)	(77)
Net current period other comprehensive income	(1,734)	(290)
Balance	(11,882)	(4,698)
Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(2,493)	(383)
Other comprehensive income before reclassifications	(1,771)	(256)
Net current period other comprehensive income	(1,771)	(256)
Balance	(4,264)	(639)
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	166	132
Other comprehensive income before reclassifications	57	43
Amounts reclassified from accumulated other comprehensive income	(92)	(122)
Net current period other comprehensive income	(35)	(79)
Balance	131	53
Pension And Postretirement Plans [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(7,821)	(4,157)
Amounts reclassified from accumulated other comprehensive income	72	45
Net current period other comprehensive income	72	45
Balance	$ (7,749)	$ (4,112)