Acquisitions (Schedule Of Fair Value Assigned To The Assets Acquired And Liabilities Assumed) (Details) (USD $)	Sep. 30, 2011 STAKO [Member]	Jul. 01, 2011 Bernz [Member]
Business Acquisition [Line Items]
Cash and cash equivalents	$ 2,715,000
Accounts receivable	4,175,000
Inventories	6,208,000	15,313,000
Other current assets	75,000
Intangible assets	4,400,000	21,300,000
Other noncurrent assets	60,000
Property, plant and equipment	23,770,000	7,880,000
Total identifiable assets	41,403,000	44,493,000
Accounts payable	(2,813,000)	(6,177,000)
Accrued liabilities	(750,000)	(925,000)
Other liabilities	(1,890,000)
Deferred income taxes	(2,440,000)
Net identifiable assets	33,510,000	37,391,000
Goodwill	7,990,000	3,609,000
Total consideration paid	$ 41,500,000	$ 41,000,000