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Condensed Consolidated Balance Sheets (Parentheticals) - $ / shares
Sep. 30, 2016
Dec. 31, 2015
Parentheticals - Balance Sheet [Abstract]    
Common Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Common Stock, Shares Authorized 58,000,000 58,000,000
Common Stock, Shares, Issued 27,092,723 27,092,723
Preferred Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Preferred Stock, Shares Authorized 2,000,000 2,000,000
Preferred Stock, Shares Issued 2,000 2,000
Preferred Stock, Shares Outstanding 2,000 2,000
Treasury Stock, Shares 2,423,890 2,443,679