Income Taxes (Components Of Provision For Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Abstract]
Current provision (benefit), State	$ 2,752	$ 1,099	$ 387
Current provision (benefit), Foreign	6,314	7,006	4,946
Total current	9,066	8,105	5,333
Deferred provision (benefit) for taxes, Federal income taxes	(3,023)	1,458	(11,977)
Deferred provision (benefit) for taxes, State and local taxes	(3,106)	(887)	(3,272)
Deferred provision (benefit) for taxes, Foreign tax	(40,636)	(472)	(9,013)
Deferred provision (benefit) for taxes, Increase in valuation allowance	46,760	431	17,620
Total deferred	(5)	530	(6,642)
Total provision (benefit) for income taxes	$ 9,061	$ 8,635	$ (1,309)