Share-Based Compensation and Cash-Based Incentive Compensation - Outstanding Restricted Shares Issued to Non-employee Directors (Details) - Restricted Shares - shares |
Sep. 30, 2016 |
Dec. 31, 2015 |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
| Awards expected to vest by period | 161,296 | 78,230 |
| 2017 | ||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
| Awards expected to vest by period | 62,136 | |
| 2018 | ||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
| Awards expected to vest by period | 57,120 | |
| 2019 | ||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
| Awards expected to vest by period | 42,040 |
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- 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://www.xbrl.org/2003/role/presentationRef
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- 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.
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