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Description of Business - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
DESCRIPTION OF BUSINESS [Line Items]      
Cash and cash equivalents $ 55,443   $ 70,340
Accumulated deficit 356,412   345,892
Cash flows from operating activities 15,213 $ 12,182 $ 30,700
$37.5 Million Credit Facility | Oxford Finance LLC      
DESCRIPTION OF BUSINESS [Line Items]      
Borrowings outstanding under credit facility $ 37,500    
Credit facility maturity date Mar. 31, 2028