Income Taxes (Provision Benefit For Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Abstract]
U.S. Federal - Current	$ 84	$ (13)	$ 25
U.S. Federal - Deferred	0	0	0
Provision for U.S. federal income taxes	84	(13)	25
Foreign - Current	3,056	1,931	1,616
Foreign - Deferred	(1,305)	(411)	(348)
Provision for foreign income taxes	1,751	1,520	1,268
Total provision for income taxes	$ 1,835	$ 1,507	$ 1,294