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Commitments and Contingencies (Details)
1 Months Ended 9 Months Ended 16 Months Ended 18 Months Ended
Sep. 11, 2020
Oct. 02, 2019
Mar. 24, 2015
patent
Feb. 11, 2015
patent
Oct. 31, 2019
case
Sep. 30, 2021
case
lawsuit
state
Sep. 30, 2017
patent
Apr. 30, 2017
lawsuit
patent
Xtampza ER Litigation                
Commitments and Contingencies                
Number of patents listed in FDA Orange Book | patent       11        
Stay period before FDA can issue a final approval unless it is terminated       30 months        
Number of patents allegedly infringed | patent       5     2 2
Number of lawsuits filed               2
PTAB duration for issuing decision   1 year            
Statutory period of proceedings 18 months              
Duration to issue a paper in the PGR proceedings 1 month              
Xtampza ER Litigation | Maximum                
Commitments and Contingencies                
PTAB extended duration for issuing decision   6 months            
Xtampza ER Litigation, District of Delaware                
Commitments and Contingencies                
Stay period before FDA can issue a final approval unless it is terminated     30 months          
Number of patents allegedly infringed | patent     3          
Xtampza ER Litigation, District of Massachusetts                
Commitments and Contingencies                
Stay period before FDA can issue a final approval unless it is terminated     30 months          
Number of patents allegedly infringed | patent     3          
Opioid Litigation                
Commitments and Contingencies                
Number of lawsuits filed           6    
Number of lawsuits designated as representative cases           0    
Number of lawsuits designated as Track One case           0    
Multi-District Litigation (MDL)                
Commitments and Contingencies                
Number of states filed cases | state           3    
Total number of cases brought primarily by states, cities, counties, and other local entities | case           2,000    
Number of lawsuits filed         2 21    
Number of lawsuits currently stayed | case           8    
Number of lawsuits settled           13    
Number of lawsuits dismissed           3