Note 8 - Debt (Details) (USD $)	1 Months Ended	9 Months Ended	1 Months Ended	6 Months Ended					1 Months Ended					9 Months Ended
	Dec. 22, 2011	Sep. 30, 2014	Mar. 31, 2014 Unsecured Convertible Notes [Member] Common Stock [Member]	Sep. 30, 2014 Unsecured Convertible Notes [Member] Common Stock [Member]	Sep. 30, 2014 Convertible Debt [Member]	Dec. 31, 2013 Cash Equivalents [Member] Revolving Credit Facility [Member]	Dec. 22, 2011 Percentage of Inventory, Lower of Cost or Market Value [Member]	Dec. 22, 2011 Inventory, Maximum Value [Member]	Dec. 22, 2011 Borrowing on Accounts Receivable [Member]	Dec. 22, 2011 Borrowing on Inventories [Member]	Dec. 22, 2011 Borrowing on Overdrafts [Member]	Sep. 30, 2014 Revolving Credit Facility [Member]	Sep. 30, 2014 Line of Credit [Member] Credit Line Borrowings [Member] Subsidiaries [Member] UNITED KINGDOM	Sep. 30, 2014 Line of Credit [Member] Subsidiaries [Member] UNITED KINGDOM
Note 8 - Debt (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 4,500,000
Line of Credit Facility Available Percentage of Receivables	85.00%
Line of Credit Facility Available Threshold Percent							50.00%
Line of Credit Facility Available Threshold Value								250,000
Line of Credit Facility, Interest Rate During Period									8.50%	10.00%	13.00%
Line of Credit Facility, Commitment Fee Percentage	1.00%
Line of Credit Facility, Expiration Period	3 years
Line of Credit Facility Liquidation Damages	1.00%
Long-term Line of Credit						(218,000)						599,000	137,000
Line of Credit Facility, Remaining Borrowing Capacity		1,200,000
Line of Credit Facility, Available Percent of Eligible Sales														80.00%
Debt Instrument, Interest Rate, Stated Percentage														3.02%
Debt Conversion, Converted Instrument, Amount		3,858,000	6,150,000
Debt Conversion, Converted Instrument, Shares Issued (in Shares)			2,671,739
Debt Conversion, Converted Instrument, Additional Interest Rate					5.00%
Induced Conversion of Convertible Debt Expense				2,700,000
Debtor Reorganization Items, Write-off of Deferred Financing Costs and Debt Discounts				2,300,000
Interest Expense, Debt					154,000
Write off of Deferred Debt Issuance Cost					$ 293,000