Business Combinations (Initial Purchase Price Allocation) (Details) (eCarList [Member], USD $) In Thousands	Sep. 30, 2011
eCarList [Member]
Business Acquisition [Line Items]
Cash consideration	$ 23,451
Fair value of note payable	10,179
Discount on note payable	(123)
Fair value of contingent consideration	2,900
Total purchase price	$ 36,407

Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

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+ Details