Share-based compensation (Tables)

6 Months Ended

Jun. 30, 2017

Share-Based Compensation [Abstract]

Summary of status of company's stock option plan

A summary of the activity for stock options issued under the Company's Plans for the indicated periods is presented below:

			Weighted
			Average
			Exercise
Stock Option Plan Totals	Shares		Price
Outstanding at December 31, 2015		2,633,589	$	2.06
-Exercised		(589,725)	$	2.43
-Granted		1,170,534	$	3.95
Outstanding at December 31, 2016		3,214,398	$	2.68
-Exercised		(159,361)	$	2.23
Outstanding at June 30, 2017, (unaudited)		3,055,037	$	2.70

Weighted average contractual life and exercise price

The following is the weighted average contractual life in years and the weighted average exercise price at June 30, 2017 of:

			Weighted
			Average	Weighted
			Remaining	Average
	Number of		Contractual	Exercise
	Options		Life	Price
Options outstanding and vested		3,055,037	2.2 years	$	2.70