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Noncash Investing and Financing Activities
12 Months Ended
Dec. 31, 2011
Noncash Investing and Financing Activities disclosure  
Noncash Investing and Financing Activities disclosure [Text Block]

16. NONCASH INVESTING AND FINANCING ACTIVITIES

        There were no material noncash financing or investing activities during the years ended December 31, 2011, 2010 and 2009.