Quarterly report pursuant to Section 13 or 15(d)

Assets Held for Sale - Significant Assets Included in Assets Held for Sale (Details)

v3.19.3
Assets Held for Sale - Significant Assets Included in Assets Held for Sale (Details) - Disposal Group, Held-for-sale, Not Discontinued Operations
$ in Thousands
Sep. 30, 2019
USD ($)
Long Lived Assets Held-for-sale [Line Items]  
Machinery and equipment $ 26,687
Accumulated depreciation (8,169)
Total assets held for sale 18,518
Fabrication Division  
Long Lived Assets Held-for-sale [Line Items]  
Machinery and equipment 25,789
Accumulated depreciation (7,871)
Total assets held for sale 17,918
Shipyard Division  
Long Lived Assets Held-for-sale [Line Items]  
Machinery and equipment 898
Accumulated depreciation (298)
Total assets held for sale $ 600