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New Accounting Pronouncements
3 Months Ended
Mar. 31, 2012
New Accounting Pronouncements [Abstract]  
New Accounting Pronouncements
8. New Accounting Pronouncements

A variety of proposed or otherwise potential accounting standards are currently under study by standard-setting organizations and various regulatory agencies. Because of the tentative and preliminary nature of these proposed standards, management has not determined whether implementation of such proposed standards would be material to our consolidated financial statements.