Operating Segments - Summarized Segment Financial Information (Parenthetical) (Details) - Forty-Vehicle Ferry $ in Millions |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2020
Vechicle
|
Mar. 31, 2019
USD ($)
Vechicle
|
|
| Segment Reporting Information [Line Items] | ||
| Revenue reclassified between the Shipyard and Fabrication & Services segments | $ | $ 0.8 | |
| Number of vehicle ferry projects | Vechicle | 2 | 2 |
| X | ||||||||||
- Definition Number of vehicle ferry projects. No definition available.
|
| X | ||||||||||
- Definition Revenue reclassified between segments. No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|