Note 11 - Purchase of Interests in Subsidiaries (Details) - Allocation between identifiable intangibles and goodwill (USD $)	Jun. 30, 2013	Dec. 31, 2012
Note 11 - Purchase of Interests in Subsidiaries (Details) - Allocation between identifiable intangibles and goodwill [Line Items]
Goodwill	$ 1,792,000	$ 1,792,000	[1]
NMS [Member]
Note 11 - Purchase of Interests in Subsidiaries (Details) - Allocation between identifiable intangibles and goodwill [Line Items]
Intangible asset	526,320
Goodwill	332,730
	$ 859,050

[1] The Balance Sheet at December 31, 2012, is excerpted from the consolidated audited financial statements as of that date but does not include certain information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.