Share-Based Compensation - Schedule of Share-Based Compensation Expense (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
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Feb. 29, 2016 |
Feb. 28, 2015 |
Feb. 29, 2016 |
Feb. 28, 2015 |
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| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||||
| Share-based payment expense | $ 1,722 | $ 1,658 | $ 4,156 | $ 4,935 |
| Employee | ||||
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||||
| Share-based payment expense | 1,354 | 1,384 | 3,403 | 4,333 |
| Non-Employee | ||||
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] | ||||
| Share-based payment expense | $ 368 | $ 274 | $ 753 | $ 602 |
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. 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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