Consolidated Balance Sheets (Parentheticals) - $ / shares	Dec. 31, 2015	Dec. 31, 2014
Series A Preferred Stock [Member]
Preferred stock, authorized (in shares)	870	870
Convertible preferred stock, shares outstanding (in shares)	750	0
Convertible preferred stock, shares issued (in shares)	750	0
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized (in shares)	9,999,000	9,999,000
Common stock par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares issued (in shares)	16,595,000	6,713,000
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, shares outstanding (in shares)	16,595,000	6,713,000