Operating Segments (Segment Information On Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Total Goodwill	$ 731,675	$ 666,653
Poland [Member]
Segment Reporting Information [Line Items]
Total Goodwill	276,188	252,080
Russia [Member]
Segment Reporting Information [Line Items]
Total Goodwill	448,794	408,464
Hungary [Member]
Segment Reporting Information [Line Items]
Total Goodwill	$ 6,693	$ 6,109

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details