Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)	Jun. 30, 2017	Dec. 31, 2016
PIK Notes payable, debt discount	$ 12,875,047	$ 15,143,123
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	250,000,000	250,000,000
Common stock, shares issued (in shares)	108,813,549	108,613,549
Common stock, shares outstanding (in shares)	108,813,549	108,613,549
Common stock, shares issuable (in shares)	50,000