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Subsequent Event	9 Months Ended
	Sep. 30, 2012
Subsequent Events [Abstract]
Subsequent Event	9. Subsequent Event On October 2, 2012, the Company’s Board of Directors declared a special dividend of $1.65 per share on its Classes A and B Common Stock to be paid on December 3, 2012 to shareholders of record on November 15, 2012.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

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