Note 12 - Major Customers (Details) - Summary of Major Customers	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
A [Member] | Sales Revenue, Goods, Net [Member]
Revenue, Major Customer [Line Items]
Major Customers Percentage of Revenue	32.00%		32.00%		27.00%
Major Customers Percentage of Accounts Receivable	32.00%		32.00%		27.00%
A [Member] | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Major Customers Percentage of Revenue	32.00%		34.00%
Major Customers Percentage of Accounts Receivable	32.00%		34.00%
B [Member] | Sales Revenue, Goods, Net [Member]
Revenue, Major Customer [Line Items]
Major Customers Percentage of Revenue	0.00%	[1]	0.00%	[1]	0.00%	[1]
Major Customers Percentage of Accounts Receivable	0.00%	[1]	0.00%	[1]	0.00%	[1]
B [Member] | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Major Customers Percentage of Revenue		[1]	11.00%
Major Customers Percentage of Accounts Receivable		[1]	11.00%
C [Member] | Sales Revenue, Goods, Net [Member]
Revenue, Major Customer [Line Items]
Major Customers Percentage of Revenue	10.00%			[1]		[1]
Major Customers Percentage of Accounts Receivable	10.00%			[1]		[1]
C [Member] | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Major Customers Percentage of Revenue	17.00%			[1]
Major Customers Percentage of Accounts Receivable	17.00%			[1]

[1] Represents less than 10%.