Share based compensation - Options Exercised (Details) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2016 |
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Share based compensation | ||||
| Option Exercised (in shares) | 0 | 63,192 | 0 | 2,265,000 |
| Intrinsic value of stock options exercised | $ 40 | $ 130 | ||
| Proceeds from exercise of stock options | 17 | 192 | ||
| Tax benefit from stock option exercises | $ 0 | $ 8 | $ 0 | $ 0 |
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- Definition Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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