Quarterly report pursuant to Section 13 or 15(d)

DOCUMENT AND ENTITY INFORMATION

v3.19.2
DOCUMENT AND ENTITY INFORMATION - shares
6 Months Ended
Jun. 30, 2019
Aug. 01, 2019
DOCUMENT AND ENTITY INFORMATION    
Entity Registrant Name RIGEL PHARMACEUTICALS INC  
Entity Central Index Key 0001034842  
Document Type 10-Q  
Document Period End Date Jun. 30, 2019  
Amendment Flag false  
Entity Small Business true  
Entity Emerging Growth Company false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   167,609,044
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2