Income Tax (Schedule Of Income Tax Reconciliation Items) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014		Dec. 31, 2013
Income Tax [Abstract]
Expected tax provision	$ 9,397	$ 5,571		$ 4,894
Foreign tax rate differential	(654)	1,252		3,095
Change in valuation allowance	1,531	(17,187)		(3,882)
Indefinite reinvestment assertion	(3,089)
State and local tax provision	1,113	375		296
State rate and law change	(3,635)
Prior year adjustments	(514)
Unrecognized tax benefits	946	700		1,140
Other items	(152)	(496)		(601)
Actual tax provision (benefit)	$ 4,943	$ (9,785)	[1]	$ 4,942	[1]

[1] Certain prior period amounts have been reclassified to conform to the current period presentation (see Note 2 - Significant Accounting Policies - Reclassifications).