Current report filing

Note 3 - Discontinued Operations (Details Textual)

v3.8.0.1
Note 3 - Discontinued Operations (Details Textual) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 03, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax   $ (1,764,000) $ 1,702,000 $ (5,865,000) $ (1,004,000) $ (564,000) $ (1,562,000) $ (1,520,000) $ (1,309,000) $ (6,931,137) $ (4,518,938) [1] $ (5,367,801)
Disposa Group, Including Discontinued Operation, Royalty Revenue                   1,194,660
GDS Business [Member                        
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax                     759,000  
Disposa Group, Including Discontinued Operation, Royalty Revenue                     1,200,000  
Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period                     $ 436,000  
Sale of Assets to Cardinal Health 414 [Member] | Subsequent Event [Member]                        
Sale of Assets, Cash Received from Buyer, After Adjustments, Inventory Transferred $ 80,600,000                      
Sale of Assets, Cash Received from Buyer, After Adjustments, Advances of Guaranteed Earnout Payments $ 3,000,000                      
[1] Amount not allocated to a reportable segment represents contingent consideration recognized related to 2015 GDS Business revenue royalties pursuant to the 2011 sale of the GDS Business to Devicor, net of tax effect. See Note 1(a).