Note 4 - Investment in Unconsolidated Subsidiaries - Income Statement Accounts for Milestone China (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Milestone China [Member]
Net Sales	$ 329,617	$ 1,193,234	$ 2,645,119	$ 2,226,434
Cost of Goods Sold	444,255	1,161,983	2,529,374	1,830,272
Gross Profit	(114,638)	31,251	115,745	396,162
Other Expenses	(305,742)	(338,963)	(1,002,484)	(863,819)
Net loss	(420,380)	307,712	(886,739)	467,697
Cost of Goods Sold	1,517,561	794,285	3,675,552	2,298,162
Gross Profit	1,669,035	1,665,673	5,298,174	4,698,759
Net loss	$ (1,839,002)	$ (1,574,857)	$ (5,321,628)	$ (4,121,167)