Operating Segments (Segment Information On Income Tax) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Segment Reporting Information [Line Items]
Total income tax	$ 32,205	$ (28,114)	$ 18,495
Poland [Member]
Segment Reporting Information [Line Items]
Total income tax	(44,282)	(47,954)	(630)
Russia [Member]
Segment Reporting Information [Line Items]
Total income tax	24,123	16,173	19,993
Hungary [Member]
Segment Reporting Information [Line Items]
Total income tax	606	785	329
Corporate [Member]
Segment Reporting Information [Line Items]
Total income tax	$ 51,758	$ 2,882	$ (1,197)