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Balance Sheet Details
9 Months Ended
Sep. 30, 2021
Supplemental Balance Sheet Information [Abstract]  
Balance Sheet Details Balance Sheet Details
Accrued Liabilities
Accrued liabilities consists of the following (in thousands):
December 31,
20202019
Accrued compensation$3,269 $3,817 
Accrued legal expenses1,606 2,602 
Accrued other liabilities3,373 2,490 
Total accrued liabilities$8,248 $8,909