Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies [abstract]

Schedule of Costs to be Transferred to Joint Venture

	December 31,
	2018
Total cumulative cost of 2.5MW Power-To-Gas unit	$	8,792
Funding received from the IDF (C$4,000)		(2,941)
Cumulative costs transferred to the joint venture (note 12)		(3,402)
Foreign exchange loss on disposal		(117)
Costs recorded as research and product development costs		(2,332)
Costs remaining to be transferred to the joint venture	$	-

Summary of Rental Expenses

For the years ended
2019	$	1,088
2020		885
2021		724
2022		387
2023		290
Thereafter		560
Total	$	3,934