Note 3 - Discontinued Operations (Details) (USD $)
1 Months Ended 12 Months Ended
Mar. 31, 2011
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2010
Discontinued Operations and Disposal Groups [Abstract]        
Restructuring Charges       $ 3,000,000
Severance Costs       765,000
Inventory Write-down     206,000 948,000
Impairment of Leasehold       307,000
Goodwill, Impairment Loss       299,000
Impairment of Long-Lived Assets to be Disposed of       290,000
Other Asset Impairment Charges       367,000
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax   11,000 16,000 (6,500,000)
Escrow Deposit 200,000      
Escrow Deposit Disbursements $ 40,000