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form10-k.htm
exhibit10-2.htm
exhibit10-26.htm
exhibit10-27.htm
exhibit12.htm
exhibit21.htm
exhibit23.htm
exhibit31-1.htm
exhibit31-2.htm
exhibit32-1.htm
exhibit32-2.htm
Nature of the business and organization (Details)
Dec. 31, 2013
acre
Nature of the business and organization [Abstract]
Area of land in Lansing, Michigan (in acres)
12.5