6. STOCK-BASED COMPENSATION (Tables)
 3 Months Ended
Mar. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Options outstanding
    Option Price        

Expiry Date

   Per Share($)     Number  
December 21, 2021     1,680       1,725  
June 21, 2022     400       500  
June 25, 2023     134       850  
    $ 1,044       3,075  
Stock option activity
    Number of Options     Weighted Average Exercise Price    

Weighted- Average Remaining Contractual Term (years)

$

    

Aggregate Intrinsic Value

$

  
Outstanding and exercisable, December 31, 2016     3,075       1,044       6.57       -  
Outstanding and exercisable, December 31, 2017     3,075       1,044       5.57       -  
Outstanding and exercisable, March 31, 2018     3,075       1,044       5.32       -