Note 3 - Summary of Significant Accounting Policies (Details Textual) - USD ($) shares in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Net Income (Loss) Attributable to Parent, Total	$ (91,610)	$ (25,984)	$ (27,824)	$ (37,861)	$ (37,920)	$ (86,086)	$ (56,288)	$ (50,405)	$ (183,279)	$ (230,699)
Working Capital (Deficit)	(735,534)								(735,534)
Retained Earnings (Accumulated Deficit), Ending Balance	(41,193,831)				(41,010,552)				(41,193,831)	(41,010,552)
Accounts Receivable, Net, Total	$ 0				$ 0				$ 0	$ 0
Weighted Average Number Diluted Shares Outstanding Adjustment, Total									0	0
Hardware [Member}
Revenue from Contract with Customer, Including Assessed Tax									$ 0	$ 0
Software [Member]
Revenue from Contract with Customer, Including Assessed Tax									0	0
Digital Watermarketing Software Usage [Mmember]
Revenue from Contract with Customer, Including Assessed Tax									$ 0	$ 0