Consolidated Balance Sheets (Parentheticals) - $ / shares shares in Thousands	Sep. 30, 2016	Dec. 31, 2015
Statement of Financial Position [Abstract]
Common Stock, Par or Stated Value (USD per share)	$ 0.0001	$ 0.0001
Common Stock, Shares Authorized	100,000	100,000
Common Stock, Shares, Issued	21,309	20,956
Common Stock, Shares, Outstanding	19,890	20,154
Treasury Stock, Shares	1,419	802