Intangible Assets (Changes in Indefinite-Lived Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Impairment of trademarks	$ 17,899	$ 340,628
Amortization Of Intangible Assets	1,200	900	$ 1,300
Indefinite-lived Intangible Assets [Member]
Balance January 1	995,170
Impairment of trademarks	(17,899)
Sale of trademarks	(11,473)
Amortization Of Intangible Assets	(1,182)
Additions	295
Ending Balance	$ 964,911	$ 995,170