Quarterly report pursuant to Section 13 or 15(d)

Operating Segments - Summarized Segment Financial Information (Details)

v3.21.2
Operating Segments - Summarized Segment Financial Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Segment Reporting Information [Line Items]          
Revenue $ 19,587 $ 25,306 $ 67,640 $ 94,973  
Gross profit (loss) (198) (635) 827 (1,831)  
Operating income (loss) (3,682) (4,204) (7,628) (2,048)  
Capital expenditures     1,080 10,191  
Total assets 135,876   135,876   $ 231,343
Operating Segments | F&S          
Segment Reporting Information [Line Items]          
Revenue 17,285 18,237 57,572 78,286  
Operating Segments | Shipyard          
Segment Reporting Information [Line Items]          
Revenue 2,302 7,515 10,561 18,100  
Corporate          
Segment Reporting Information [Line Items]          
Revenue   (446) (493) (1,413)  
Continuing Operations          
Segment Reporting Information [Line Items]          
Revenue 19,587 25,306 67,640 94,973  
Gross profit (loss) (198) (635) 827 (1,831)  
Operating income (loss) (3,682) (4,204) (7,628) (2,048)  
Depreciation and amortization expense 1,067 1,323 3,216 3,955  
Capital expenditures 159 2,044 738 4,047  
Total assets 135,876 154,572 135,876 154,572  
Continuing Operations | Operating Segments | F&S          
Segment Reporting Information [Line Items]          
Revenue 17,285 18,237 57,572 78,286  
Gross profit (loss) 1,112 (341) 4,340 105  
Operating income (loss) 379 (1,226) 2,896 7,353  
Depreciation and amortization expense 985 1,246 2,974 3,726  
Capital expenditures 159 2,033 738 3,857  
Total assets 42,621 67,381 42,621 67,381  
Continuing Operations | Operating Segments | Shipyard          
Segment Reporting Information [Line Items]          
Revenue 2,302 7,515 10,561 18,100  
Gross profit (loss) (1,252) (233) (3,289) (1,757)  
Operating income (loss) (1,896) (1,143) (4,266) (3,232)  
Total assets 16,769 19,894 16,769 19,894  
Continuing Operations | Corporate          
Segment Reporting Information [Line Items]          
Revenue   (446) (493) (1,413)  
Gross profit (loss) (58) (61) (224) (179)  
Operating income (loss) (2,165) (1,835) (6,258) (6,169)  
Depreciation and amortization expense 82 77 242 229  
Capital expenditures   11   190  
Total assets $ 76,486 $ 67,297 $ 76,486 $ 67,297