Commitments and Contingencies (Details) - USD ($) $ in Thousands |
6 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Mar. 31, 2017 |
Dec. 31, 2016 |
|
| Loss Contingencies [Line Items] | |||
| Contract receivable | $ 21,061 | $ 20,169 | |
| Contracts in progress | 30,380 | $ 26,829 | |
| Contract Receivable | Customer of Shipyard | |||
| Loss Contingencies [Line Items] | |||
| Contract receivable | 4,600 | ||
| Contracts in progress | $ 4,900 | ||
| Large Deepwater Project, Recently Delivered | |||
| Loss Contingencies [Line Items] | |||
| Contract losses | $ 24,500 |
| X | ||||||||||
- Definition Amount billed to customers under long-term contracts or programs to be collected in the next fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
|
| X | ||||||||||
- Definition Amount of receivable reflecting the cost incurred on uncompleted contracts in excess of related billings which is expected to be collected within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| 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 | ||||||||||
- Definition Losses recognized in the current period on contracts which are expected to generate losses, which are probable and can be reasonably estimated, in a future period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|