Share-Based Awards and Cash-Based Awards - Schedule of Restricted Stock Awards Outstanding (Details) - Restricted Shares - shares |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
---|---|---|---|---|
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Awards expected to vest by period | 181,832 | 246,528 | 161,296 | 78,230 |
2019 | ||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Awards expected to vest by period | 105,012 | |||
2020 | ||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Awards expected to vest by period | 62,972 | |||
2021 | ||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Awards expected to vest by period | 13,848 |
X | ||||||||||
- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
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
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|