Note 27 - Options Issued and Outstanding (Details) - $ / shares	6 Months Ended	12 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Balance, number of underlying shares (in shares)		2,088,040
Balance, weighted average remaining contractual life	4 years 197 days	5 years 14 days
Balance, weighted average exercise price (in dollars per share)		$ 1
Balance, number of underlying shares (in shares)		1,292,640
Balance, weighted average remaining contractual life	4 years 273 days	5 years 87 days
Balance, weighted average exercise price (in dollars per share)		$ 1.09
Balance, number of underlying shares (in shares)	2,088,040
Balance, weighted average exercise price (in dollars per share)	$ 1
Balance, number of underlying shares (in shares)	1,292,640
Balance, weighted average exercise price (in dollars per share)	$ 1.09