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BeiGene Exclusive Option and License Agreement (Tables)
12 Months Ended
Dec. 31, 2021
BeiGene Exclusive Option and License Agreement  
Summary of activity in Company's contract liabilities

The following table presents a summary of the activity in the Company’s contract liabilities, related to the upfront cash payment received of $3,000, from January 1, 2020 through December 31, 2021 (in thousands):

Balance at January 1, 2020

    

$

Additions

 

3,000

Deductions

(1,500)

Balance at December 31, 2020

1,500

Deductions

(1,500)

Balance at December 31, 2021

$