Quarterly report pursuant to Section 13 or 15(d)

Revenue, Contract Assets and Liabilities and Other Contract Matters - Summary of Remaining Performance Obligations, Disaggregated by Operating Segment and Contract Type (Details)

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Revenue, Contract Assets and Liabilities and Other Contract Matters - Summary of Remaining Performance Obligations, Disaggregated by Operating Segment and Contract Type (Details)
$ in Thousands
Jun. 30, 2024
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation $ 12,435 [1]
Fixed-price and unit-rate  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 12,089
T&M and cost-reimbursable  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 346
Operating Segments | Services  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 62 [1]
Operating Segments | Fabrication  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 11,756 [1]
Operating Segments | Shipyard Division  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 617 [1],[2]
Operating Segments | Fixed-price and unit-rate | Services  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 62
Operating Segments | Fixed-price and unit-rate | Fabrication  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 11,410
Operating Segments | Fixed-price and unit-rate | Shipyard Division  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation 617 [2]
Operating Segments | T&M and cost-reimbursable | Fabrication  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation $ 346
[1] We expect all of our performance obligations at June 30, 2024, to be recognized as revenue during 2024. Certain factors and circumstances could result in changes in the timing of recognition of our performance obligations as revenue and the amounts ultimately recognized.
[2] Future performance obligations for our Shipyard Division relate to potential repairs and rework during the warranty periods for our Ferry Projects. See “Changes in Project Estimates” below for further discussion of the warranty periods for our Ferry Projects.