Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details Textual)

v3.7.0.1
Commitments and Contingencies (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Mar. 31, 2017
Jun. 30, 2016
Mar. 31, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Commitments And Contingencies [Line Items]              
Royalty Expense $ 209,000   $ 258,000   $ 394,000 $ 475,000  
Accrued Liabilities, Current 3,576,000       3,576,000   $ 5,286,000
Payments to Acquire Businesses, Gross         675,000 2,573,000  
Revenues 5,522,000   4,467,000   10,116,000 8,424,000  
Installment One [Member] | Two Thousand Fifteen MIST Therapy [Member]              
Commitments And Contingencies [Line Items]              
Revenues       $ 10,200,000      
Installment One [Member] | Two Thousand Fourteen MIST Therapy [Member]              
Commitments And Contingencies [Line Items]              
Revenues       $ 8,700,000      
Installment two [Member]              
Commitments And Contingencies [Line Items]              
Business Combination Agreed Contingent Consideration Payable Ratio In Excess Of Certain Revenue Targets   3.5          
Payments to Acquire Businesses, Gross   $ 675,000          
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned   675,000          
Installment two [Member] | Two Thousand Fifteen MIST Therapy [Member]              
Commitments And Contingencies [Line Items]              
Revenues   10,200,000          
Installment two [Member] | Two Thousand Sixteen MIST Therapy [Member]              
Commitments And Contingencies [Line Items]              
Revenues   $ 10,500,000          
Human Longevity, Inc [Member]              
Commitments And Contingencies [Line Items]              
Royalty Expense 207,000   108,000   392,000 175,000  
Accrued Liabilities, Current 207,000   $ 197,000   207,000 $ 197,000  
Revenue Recognition, Milestone Method, Milestone Expenses         1,000,000    
Human Longevity, Inc [Member] | First Commercial Sale [Member]              
Commitments And Contingencies [Line Items]              
Contractual Obligation, Due in Next Twelve Months 500,000       500,000    
Human Longevity, Inc [Member] | Second Commercial Sale [Member]              
Commitments And Contingencies [Line Items]              
Contractual Obligation, Due in Next Twelve Months 500,000       500,000    
Choice Therapeutics, Inc. [Member]              
Commitments And Contingencies [Line Items]              
Business Combination, Contingent Consideration, Liability $ 500,000       $ 500,000    
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares         1,300,000    
Contingent Consideration [Member] | Installment One [Member]              
Commitments And Contingencies [Line Items]              
Business Combination Agreed Contingent Consideration Payable Ratio In Excess Of Certain Revenue Targets       3.5      
Payments to Acquire Businesses, Gross       $ 2,600,000      
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares       986,000      
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned       $ 2,600,000