Operating Segments (Segment Information On Identifiable Assets) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Total Identifiable Assets	$ 2,032,742	$ 2,072,529
Poland [Member]
Segment Reporting Information [Line Items]
Total Identifiable Assets	599,163	601,966
Russia [Member]
Segment Reporting Information [Line Items]
Total Identifiable Assets	1,382,192	1,424,529
Hungary [Member]
Segment Reporting Information [Line Items]
Total Identifiable Assets	22,957	20,265
Corporate [Member]
Segment Reporting Information [Line Items]
Total Identifiable Assets	$ 28,430	$ 25,769