ShareBased Compensation (Details 3) - $ / shares	3 Months Ended	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Number of stock options exercised			76,667
Weighted average exercise price			$ 2.30
Stock Option
Number of stock options exercised	21,962	0	76,667	0
Weighted average exercise price	$ 2.30	$ 0.00	$ 2.30	$ 0.00

Number of share options (or share units) exercised during the current period.

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