Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Professional Engineering Contracts (Details)

v3.23.2
Basis of Presentation and Summary of Significant Accounting Policies - Professional Engineering Contracts (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Professional Engineering Services Contracts        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Revenue $ (1,145) $ (1,360) $ (1,500) $ (2,163)