Note 13 - Customer and Supplier Concentration (Tables)

9 Months Ended

Sep. 30, 2014

Sales Revenue, Net [Member]

Note 13 - Customer and Supplier Concentration (Tables) [Line Items]

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	Three months ended September 30,						Nine months ended September 30,
Big 3 Wholesalers combined:	2014			2013			2014			2013
Percentage of gross sales		79	%		61	%		73	%		59	%
Percentage of net sales revenues		47	%		41	%		49	%		41	%

Accounts Receivable [Member]

Note 13 - Customer and Supplier Concentration (Tables) [Line Items]

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	September 30, 2014			December 31, 2013
Percentage of gross trade accounts receivable		80	%		63	%