Annual report pursuant to Section 13 and 15(d)

Construction Contract and Other Service Revenues - Construction Contract and Other Service Revenues by Compensation Arrangement (Details)

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Construction Contract and Other Service Revenues - Construction Contract and Other Service Revenues by Compensation Arrangement (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disaggregation of Revenue [Line Items]      
Construction contract and other service revenues $ 60,179 $ 154,632 $ 107,876
FFP      
Disaggregation of Revenue [Line Items]      
Construction contract and other service revenues 30,846 15,119 13,897
GMP      
Disaggregation of Revenue [Line Items]      
Construction contract and other service revenues 18,178 129,149 68,113
Cost-plus fee      
Disaggregation of Revenue [Line Items]      
Construction contract and other service revenues 9,843 8,320 24,260
Other      
Disaggregation of Revenue [Line Items]      
Construction contract and other service revenues $ 1,312 $ 2,044 $ 1,606