Quarterly report pursuant to Section 13 or 15(d)

DEVELOPMENT PARTNER ARRANGEMENTS (Details)

v3.21.1
DEVELOPMENT PARTNER ARRANGEMENTS (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Jun. 23, 2020
USD ($)
Nov. 13, 2019
USD ($)
Dec. 13, 2018
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Apr. 30, 2019
USD ($)
Oct. 16, 2015
USD ($)
employee
Research and Development Arrangement, Contract to Perform for Others [Line Items]              
Prepaid royalties and licenses       $ 4,575 $ 2,890    
Deferred research and development obligation       1,000 1,000    
Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | P&G              
Research and Development Arrangement, Contract to Perform for Others [Line Items]              
Number of full-time employees to assist in execution of research and development activities, phase one | employee             1
Number of full-time employees to assist in execution of research and development activities, phase two | employee             2
Prepaid royalties and licenses       2,000 2,000 $ 2,000  
Obligation to pay for services             $ 500
Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | Impact              
Research and Development Arrangement, Contract to Perform for Others [Line Items]              
Initial license fee   $ 2,500          
Payment for license agreement       1,600 890    
Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | Total              
Research and Development Arrangement, Contract to Perform for Others [Line Items]              
Prepayment for block and release agreement $ 5,000            
Block and release agreement, capital funding, minimum requirement 370,000            
Escrow released $ 5,000            
Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | Nestle              
Research and Development Arrangement, Contract to Perform for Others [Line Items]              
Payment committed to fund further research and development     $ 1,000        
Maximum funding convertible, percent     50.00%        
Term loan obligation     5 years        
Deferred research and development obligation       $ 1,000 $ 1,000