Assets And Liabilities Of Business Held For Sale (Details)	9 Months Ended
Sep. 30, 2011 USD ($)	Sep. 30, 2011 RUB	Dec. 31, 2010 USD ($)
Assets And Liabilities Of Business Held For Sale [Abstract]
Gain (loss) recognized on sale of business	$ (7,400,000)	(221,600,000)
Assets held for sale	$ 676,000		$ 8,614,000
Disposal of Tula's assets, expected term to complete transaction (in years)	1	1

Gain (loss) after tax expense or benefit, not previously recognized and resulting from the sale of a business component, which is recognized at the date of sale. A gain (loss) reflects the amount by which the consideration received exceeds (is exceeded by) the net carrying amount (reflecting previous provisions for loss on disposal, if any) of the disposal group.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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