Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Detail)

v3.3.1.900
Stockholders' Equity - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Oct. 13, 2015
Jul. 15, 2015
Jun. 01, 2015
Nov. 06, 2014
Jun. 02, 2014
Dec. 02, 2015
Sep. 18, 2015
Aug. 31, 2015
Jul. 28, 2015
Dec. 01, 2014
Dec. 02, 2013
Jun. 30, 2013
May. 31, 2013
Mar. 31, 2015
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Oct. 19, 2015
Jun. 02, 2015
Dec. 02, 2014
Mar. 17, 2014
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Stock Based compensation, Options Contractual term                             10 years            
Stock-based compensation weighted-average vesting period                             1 month 6 days            
Employee Stock Purchase Plan to eligible employees, Reckoning fair value percentage during offering period                             85.00%            
Employee Stock Purchase Plan to eligible employees, compensation expense recognized                             $ 27,000 $ 25,000 $ 46,000        
Share Based Compensation Restricted Stock Units                             $ 6,900,000 $ 4,000,000 66,000        
Common Stock Par Or Stated Value Per Share             $ 0.0001               $ 0.001 $ 0.001          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value                               $ 11,600,000          
Share Price                             $ 2.93            
Research And Development Expense                             $ 18,402,000 10,239,000 25,682,000        
General And Administrative Expense                             21,584,000 10,413,000 10,098,000        
Allocated Share-based Compensation Expense                           $ 3,000,000 $ 3,300,000            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                             8,660,280            
Fair Value Assumptions, Weighted Average Volatility Rate                             25.60%            
Proceeds from Stock Options Exercised                             $ 216,000 596,000 970,000        
Fair Value Assumption Historical Volatility Rate                             80.00%            
Fair Value Assumptions Implied Volatility Rate                             20.00%            
Class of Warrant or Right, Exercise Price of Warrants or Rights             $ 7.00               $ 2,500            
Stock Issued During Period, Value, Issued for Services                             $ 1,000 4,000 4,000        
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross                           1,500,000 0            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights                             7.00            
Fair Value Assumptions, Risk Free Interest Rate                             0.10%            
Proceeds from issuance of Common stock                             $ 0 3,502,000 91,337,000        
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options                             $ 100,000            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized                             7,700,000            
Share-based Compensation                             $ 14,291,000 5,546,000 5,902,000        
Percentage Of Placement Agent Fee                             10.00%            
Proceeds from Issuance of Warrants                             $ 57,800,000            
Net Proceeds From Issuance Of Warrants                             $ 51,500,000            
Stock Issued For Exercise Of Warrants                             10,000            
Warrant Purchase Price Per Unit                             $ 50,000            
Stock Issued During Period Shares warrants Exercised             2,500                            
Stock Issued During Period, Shares, New Issues             10,000                            
Stock Issued During Period, Value of Warrants Excercised             $ 50,000                            
Equity Method Investment, Ownership Percentage                                         35.00%
Plan 2013 [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Stock Based compensation, shares available for issuance                             7,339,720            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                             2,300,000            
Plan 2007 [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                             6,000,000            
Lindsay A Rosenwald [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Price       $ 1.61                                  
After Amendment [Member] | Convertible Preferred Stock [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Price                             $ 0.001            
Capital Units, Authorized                             15,000,000            
After Amendment [Member] | Convertible Common Stock [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Price                             $ 0.001            
Capital Units, Authorized                             100,000,000            
Maximum [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                             10,000,000            
Chief Executive Officer [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Stock Issued During Period, Shares, Issued for Services                             1,000,000            
Mr. George Avgerinos [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized       2,175,000                                  
Former Board Of Director [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Based Compensation Restricted Stock Units   $ 133,000                                      
Dr. Rosenwald [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Proceeds from issuance of Common stock       $ 3,500,000                                  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized       2,175,000                                  
Mr. Weiss [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized       2,175,000                                  
Senior Vice President [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   50.00%                                      
Stock Issued During Period, Value, Issued for Services                             $ 1,900,000            
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross                       200,000                  
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost   $ 3,700,000                                      
Director [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   25.00%                                      
Avenue Therapeutics, Inc. [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Research And Development Expense                             21,000            
General And Administrative Expense                             29,000            
Allocated Share-based Compensation Expense                             $ 50,400            
Weighted Market Value Percentage of Invested Capital                             44.80%            
Weighted Average Cost Percentage of Capital                             30.00%            
Shares Issued, Price Per Share                             $ 0.146            
Avenue Therapeutics, Inc. [Member] | Consultants [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Research And Development Expense                             $ 21,000            
Stock Issued During Period, Shares, Issued for Services                             150,000            
Avenue Therapeutics, Inc. [Member] | Chief Executive Officer [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Stock Issued During Period, Shares, Issued for Services                             1,000,000            
Avenue Therapeutics, Inc. [Member] | Share-based Compensation Award, Tranche One [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                             50.00%            
Avenue Therapeutics, Inc. [Member] | Share-based Compensation Award, Tranche Two [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                             12.50%            
Avenue Therapeutics, Inc. [Member] | Share-based Compensation Award, Tranche Three [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                             50.00%            
Journey Medical Corporation [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Price                 $ 0.65                        
General And Administrative Expense                             $ 597,000            
Weighted Market Value Percentage of Invested Capital                 44.50%                        
Weighted Average Cost Percentage of Capital                 30.00%                        
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross                 1,950,000                        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Beginning Balance                                   1,250,000      
Unamortized Debt Issuance Expense                                   $ 800,000      
Checkpoint Therapeutics, Inc [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Price                           $ 0.065 $ 4.39            
Research And Development Expense                             $ 4.39            
Fair Value Assumptions, Weighted Average Volatility Rate                           30.00%              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage                           25.00%              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period                           48 months              
Weighted Average Cost Percentage of Capital                           44.80%              
Class of Warrant or Right, Number of Securities Called by Warrants or Rights               0.129                          
Fair Value Assumptions, Risk Free Interest Rate                             83.00%            
Number Of Warrants Granted On Common Stock For Services               100,000                          
Marketability Percentage Of Invested Capital               44.10%                          
Percentage Of Weighted Average Cost Of Capital               30.00%                          
Equity Method Investment, Ownership Percentage                             37.70%            
Checkpoint Therapeutics, Inc [Member] | Chief Executive Officer [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate 83.00%                                        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate 1.50%                                        
Share Price $ 4.39                                        
Share-based Compensation $ 265,000                                        
Checkpoint Therapeutics, Inc [Member] | Chief Executive Officer [Member] | Installments One [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Achievement Of Fully Diluted Market Capitalizations Value $ 250,000,000                                        
Achievement Of Fully Diluted Market Capitalizations Common Stock Per Share $ 4.26                                        
Checkpoint Therapeutics, Inc [Member] | Chief Executive Officer [Member] | Installments Two [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Achievement Of Fully Diluted Market Capitalizations Value $ 500,000,000                                        
Achievement Of Fully Diluted Market Capitalizations Common Stock Per Share $ 3.89                                        
Checkpoint Therapeutics, Inc [Member] | Chief Executive Officer [Member] | Installments Three [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Achievement Of Fully Diluted Market Capitalizations Value $ 750,000,000                                        
Achievement Of Fully Diluted Market Capitalizations Common Stock Per Share $ 3.64                                        
JMC [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Allocated Share-based Compensation Expense                             $ 597,000            
Research and Development Expense [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Allocated Share-based Compensation Expense                             5,800,000 1,100,000 3,000,000        
Research and Development Expense [Member] | Checkpoint Therapeutics, Inc [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation               $ 13,000                          
General and Administrative Expense [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Allocated Share-based Compensation Expense                             8,500,000 4,400,000 $ 2,900,000        
Restricted Stock [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Based Compensation Restricted Stock Units                             400,000 4,343,692          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value                             $ 1.3            
Deferred Compensation Arrangement with Individual, Shares Issued                             290,000            
Restricted Stock [Member] | Checkpoint Therapeutics, Inc [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total 1,000,000                                        
Restricted Stock Units (RSUs) [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Stock-based compensation weighted-average vesting period                             1 year 8 months 12 days            
Share Based Compensation Restricted Stock Units                             $ 1,600,000            
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross   40,000                                      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options                             $ 5,000,000            
Restricted Stock Units (RSUs) [Member] | Senior Vice President [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross   1,000,000                                      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares                             300,000            
Restricted Stock Units (RSUs) [Member] | Director [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross   50,000                                      
New Award [Member] | Senior Vice President [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost   $ 3,300,000                                      
Old Award [Member] | Senior Vice President [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost   $ 400,000                                      
Employee Stock Option [Member]                                          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                                          
Employee Stock Purchase Plan to eligible employees, Reckoning fair value percentage during offering period         85.00% 85.00%         85.00%   85.00%           85.00% 85.00%  
Common Stock issued in connection with the first ESPP offering     14,681   7,139 13,317       6,841 6,065   21,505   91,192            
Common Stock Par Or Stated Value Per Share         $ 1.45 $ 2.41         $ 1.39   $ 3.88           $ 1.80 $ 1.80  
Share Price         $ 1.71 $ 2.84       $ 2.12 $ 1.64   $ 4.56           $ 2.12    
Proceeds from Stock Options Exercised                             $ 200,000 $ 600,000          
Common Stock, Capital Shares Reserved for Future Issuance                             108,808