Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND CONTINGENCIES - MRTP, litigation (Details)

v3.21.2
COMMITMENTS AND CONTINGENCIES - MRTP, litigation (Details)
$ in Thousands, shares in Millions
3 Months Ended 9 Months Ended
Jun. 07, 2021
shares
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Jan. 15, 2020
item
Nov. 19, 2019
item
Other Commitments [Line Items]              
Number of shares issued in settlement | shares 10            
Number of counts | item           3 3
Modified Risk Tobacco Product [Member]              
Other Commitments [Line Items]              
Research and development expense | $   $ 2 $ 4 $ 16 $ 158