Construction Contract and Other Service Revenues (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
|
| Disaggregation of Revenue [Line Items] | ||
| Remaining performance obligations | $ 74,100 | |
| Remaining performance obligation expected to be recognized during the remainder of year | 26,000 | |
| Construction Contract Revenue | ||
| Disaggregation of Revenue [Line Items] | ||
| Performance obligations satisfied or already satisfied | $ 32 | |
| Deferred incremental costs incurred | $ 0 | $ 0 |
| X | ||||||||||
- Definition Deferred Incremental Costs Incurred No definition available.
|
| X | ||||||||||
- Definition Revenue, Remaining Performance Obligation, Amount to be Recognized During the Remainder of the Year No definition available.
|
| X | ||||||||||
- Definition Amount of revenue recognized from performance obligation satisfied or partially satisfied in previous reporting periods. Includes, but is not limited to, change in transaction price. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| 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 Amount of transaction price allocated to performance obligation that has not been recognized as revenue. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|