Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Additional Information (Detail)

v3.6.0.2
Fair Value Measurements - Additional Information (Detail) - USD ($)
 1 Months Ended 5 Months Ended 12 Months Ended
Dec. 19, 2016
Oct. 31, 2016
Sep. 30, 2016
Oct. 30, 2015
Sep. 30, 2014
Aug. 31, 2014
Apr. 18, 2014
Mar. 17, 2014
Aug. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 30, 2016
Dec. 01, 2016
Jun. 01, 2016
Sep. 18, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Equity Method Investments               $ 250,000   $ 300,000            
Equity Method Investment, Ownership Percentage               35.00%                
Short-term Investments, Total             $ 243,000                  
Share Price                           $ 2.39 $ 2.82  
Investments in and Advances to Affiliates, at Fair Value, Period Increase (Decrease), Total                   1,100,000            
Investment Owned, at Fair Value                   2,357,000 $ 0          
Fair Value Adjustment of Warrants                   $ 1,039,000 $ 438,000 $ 0        
Warrants Issued       139,592                        
Value of Warrants Issued       $ 600,000         $ 200,000              
Class of Warrant or Right, Exercise Price of Warrants or Rights                   $ 2,500           $ 7.00
Equity Securities Called by Warrant                         $ 10,000      
Private Placement [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Business Acquisition, Share Price                   $ 4.20            
Origo Acquisition Corporation [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Investment Owned, at Fair Value                   $ 1,200,000            
Investments In Subsidiary Number Of Shares Transferred To Subsidiary                   1,050,000            
Investments In Subsidiary Number Of Shares Outstanding                   265,000            
Fair Value Assumptions Probability Of Business Combination                   51.53% 51.53%          
Realized Investment Gains (Losses)                   $ 25,000            
Unrealized Gain (Loss) on Investments                   1,000,000            
Working Capital Note Convertible To Equity                   $ 300,000            
Business Acquisition, Equity Interest Issued or Issuable, Basis for Determining Value Under the Merger, shareholders and warrant holders in Origo will receive 0.6 shares or warrants of Ainas common stock, respectively, for each share or warrant of Origo they hold.                              
National Holdings Corporation [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Percentage of Outstanding Stock To Be Issued Upon Exercise of Warrants     44.00%                          
Percentage of outstanding shares, Tendered     80.00%                          
Warrants Expiration period     5 years                          
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 3.25             $ 3.25            
Warrants Not Settleable in Cash, Fair Value Disclosure     $ 5,400,000                          
Mustang Bio, Inc. [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Number of Warrants Issued   138,462                            
Contingently Issuance Warrants   $ 800,000                            
Non Redeemable warrants [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Business Acquisition, Share Price                   0.42            
Redeemable warrants [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Business Acquisition, Share Price                   0.30            
Binomial Lattice Model [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Fair Value Assumptions, Exercise Price                   $ 11.50            
Risk free rate                   0.85%            
Fair Value Assumptions, Expected Volatility Rate                   25.60%            
Binomial Lattice Model [Member] | Warrant [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Business Acquisition, Share Price                   $ 0.82            
Ghaidarov Model [Member] | Warrant [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Business Acquisition, Share Price                   0.58            
Private Units [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Share Price                   $ 8.16            
Argus Neurooptics Llc [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases           $ 50,000                    
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net, Total         $ 300,000   $ 300,000                  
Argus Neurooptics Llc [Member] | Class A Preferred Stock [Member]                                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                
Shares Received Under Purchase Agreement               $ 13,409,962                
Percentage Of Shares Received Under Purchase Agreement               83.00%                
Preferred Units, Issued               16,091,954