Note 1 - Summary of Significant Accounting Policies (Detail) - Intangible Assets (USD $)	3 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2012	Dec. 31, 2012 Customer Relationships [Member]	Dec. 31, 2011 Customer Relationships [Member]	Dec. 31, 2012 Licensing Agreements [Member]	Dec. 31, 2011 Licensing Agreements [Member]
Cost			$ 1,021,000	$ 1,021,000	$ 2,861,000	$ 2,861,000
Cost			7 years	7 years	3 years 6 months	3 years 6 months
Accumulated amortization			(462,000)	(316,000)	(1,635,000)	(817,000)
Intangible asset impairment	1,226,000	1,226,000			(1,226,000)
Net			$ 559,000	$ 705,000	$ 0	$ 2,044,000