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Subsequent Events	12 Months Ended
	Dec. 31, 2012
Subsequent Events [Abstract]
Subsequent Events [Text Block]	18. Subsequent Events On February 11, 2013, the Company's Board of Directors authorized a dividend of 40.4¢ per share to shareholders of record on March 8, 2013. The Company's management has evaluated transactions occurring subsequent to December 31, 2012 and determined that there were no events or transactions during that period that would have a material impact on the Company's results of operations or financial position.

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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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