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Business and Basis of Presentation (Additional Information) (Detail) (USD $)
 1 Months Ended 12 Months Ended
Mar. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Schedule Of Summary Of Significant Accounting Policies [Line Items]        
Highly-liquid debt instruments maturity days   90 days    
Inventories   $ 386,000 $ 0  
Inventories, work-in-process   270,000    
Inventories, finished goods   116,000    
Prompyt pay discount, percent of gross sales   0    
Amortization period of license and distribution rights   10 years    
Amortization of Abstral rights   131,000    
Cash paid for acquisition of Abstral rights 10,000,000 15,143,000      
Income tax expense (benefit)   1,052,000 (1,052,000)   
Interest bearing accounts   $ 47,240,000    
Minimum [Member] | Equipment and Furnishings [Member]
        
Schedule Of Summary Of Significant Accounting Policies [Line Items]        
Estimated useful lives   3 years    
Maximum [Member] | Equipment and Furnishings [Member]
        
Schedule Of Summary Of Significant Accounting Policies [Line Items]        
Estimated useful lives   5 years