Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Discontinued Operations (Details Textual)

v3.10.0.1
Note 3 - Discontinued Operations (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended
Apr. 02, 2018
Mar. 31, 2017
Mar. 03, 2017
Dec. 31, 2017
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax, Total         $ 145,877 $ 43,053 $ 86,894,000
CRG Loan Agreement, Texas Case [Member] | Judicial Ruling [Member]                
Loss Contingency, Damages Awarded, Value, Amount not Taken into Consideration       $ 4,100,000        
CRG Loan Agreement, Texas Case [Member] | Judicial Ruling [Member] | Term Loan Agreement [Member]                
Repayments of Debt   $ 59,000,000            
Sale of Assets to Cardinal Health 414 [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          
Sale of Assets, Cash Received from Buyer as Result of Amendment $ 6,000,000              
Sale of Assets, Maximum Amount Receivable from Buyer for Unused Portion of Letter of Credit $ 7,100,000              
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax, Total             43,000 86,900,000
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax, Guaranteed Consideration             54,000 16,500,000
Warrants Issued During Period, Value Issued, Asset Sale               3,300,000
Sale of Assets, Legal and Other Fees Related to the Sale               2,000,000
Sale of Assets, Net Balance Sheet Dispositions and Write-offs           $ 800,000   800,000
Discontinued Operation, Tax Effect of Gain (Loss) from Disposal of Discontinued Operation             $ 11,000 $ 6,400,000