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Commitments and Contingencies - Schedule of lease costs (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Operating lease cost:        
Fixed lease cost $ 793 $ 800 $ 2,514 $ 2,466
Variable lease cost 444 384 1,174 1,133
Total operating lease cost 1,237 1,184 3,688 3,599
Finance lease cost:        
Amortization of ROU assets 717 675 2,011 2,055
Interest on lease liabilities 106 51 247 178
Total finance lease cost $ 823 $ 726 $ 2,258 $ 2,233