Property And Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Property And Equipment [Abstract]
Land	$ 2,850	$ 2,850
Buildings and improvements	4,406	4,167
Furniture and fixtures	4,417	4,412
Computer hardware and software	5,255	5,154
Machinery and equipment	12,672	11,892
Construction in progress	400	547
Property and equipment, gross	30,000	29,022
Less accumulated depreciation	(16,442)	(15,262)
Property and equipment	$ 13,558	$ 13,760