Consolidated Balance Sheets (Parentheticals) - shares	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Common Stock Shares Authorized	100,000,000	100,000,000	100,000,000
Common Stock, Shares, Outstanding	27,550,000	27,427,000	27,363,000
Common Stock, Shares, Issued	27,550,000	27,427,000	27,363,000