Income Taxes (Reconciliation Of The U.S. Federal Statutory Income Tax Rate) (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
U.S. federal statutory rate	35.00%	35.00%	35.00%
Increase (decrease) resulting from:
State and local taxes, net of federal tax benefit	0.00%	0.20%	0.10%
Foreign withholding taxes	(1.10%)	0.00%	(0.30%)
Foreign rate differential	(33.90%)	(38.50%)	7.50%
Dividend income from foreign subsidiaries	13.00%	11.30%	(59.40%)
Goodwill impairment	0.00%	0.00%	(6.40%)
Change in valuation allowance	(18.30%)	0.70%	(1.10%)
Tax reserves	0.00%	(1.00%)	(2.20%)
Nondeductible acquisition costs	0.90%	0.00%	(0.10%)
Nondeductible stock based compensation costs	2.10%	1.70%	(2.20%)
Deferred tax liability for assets with indefinite useful lives	1.70%	1.60%	(3.40%)
Return to accrual	(0.50%)	(0.10%)	11.60%
Other	1.00%	(1.30%)	0.10%
Effective income tax rate	(0.10%)	9.60%	(20.80%)