Exit Activity Costs and Asset Impairments (Reconciles Of Liability For Exit Activity Costs Relating To Facility Consolidation Efforts) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Reserve [Roll Forward]
Balance as of	$ 575,000	$ 1,092,000
Exit activity costs recognized	1,418,000	2,126,000	$ 1,018,000
Cash payments	(1,390,000)	(2,643,000)
Balance as of	$ 603,000	$ 575,000	$ 1,092,000