Business Combinations (Purchase Price To The Assets And Liabilities Of triVIN Holdings, Inc. Acquisition) (Details) (Dealer Track Processing Solutions Inc [Member], USD $) In Thousands	Sep. 30, 2011
Dealer Track Processing Solutions Inc [Member]
Business Acquisition [Line Items]
Current assets	$ 33,442
Property and equipment	825
Non-current assets	6,526
Intangible assets	83,760
Goodwill	74,217
Total assets acquired	198,770
Total liabilities assumed	(58,406)
Net assets acquired	$ 140,364

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The amount of acquisition cost of a business combination allocated to assets acquired.

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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The amount of acquisition cost of a business combination allocated to noncurrent assets.

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