Consolidated Balance Sheets (Parentheticals) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Preferred stock, par value (in Dollars per share)	$ 0	$ 0
Preferred stock, shares authorized	2,000,000	2,000,000
Common stock, par value (in Dollars per share)	$ 0	$ 0
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares outstanding	13,294,777	13,977,005
Common stock, shares issued	17,017,267	17,017,267
Series B Preferred Stock [Member]
Preferred stock, liquidation preference (in Dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares issued	20,000	20,000
Preferred stock, shares outstanding	20,000	20,000