Acquisition (Schedule Of Purchase Price Allocation) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015
Business Acquisition Pro Forma Information [Abstract]
Net sales			$ 647,070
Net income			$ 14,436
Secure [Member]
Business Combinations [Line Items]
Purchase price paid		$ 230,504
Cash acquired		(922)
Purchase price, net of cash acquired		$ 229,582
Integration and Acquisition-related costs for 2016	$ 85
Cash	922
Accounts receivable	12,839
Inventories	16,020
Other current assets	1,569
Property, plant and equipment	2,048
Other assets	97
Trade names and trademarks intangible	7,800
Technology licenses intangible	15,500
Customer relationships intangible	67,100
Goodwill	153,499
Current liabilities	(16,893)
Long-term debt	(24)
Other long-term liabilities	(800)
Deferred income taxes	(29,173)
Total identifiable net assets	$ 230,504