Share Capital - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017
Equity [Abstract]
Number of Stock Options Outstanding, Outstanding at Beginning Balance	[1]	414,965	174,328
Number of Stock Options Outstanding, Granted		10,000	272,090	[1]
Number of Stock Options Outstanding, Exercised		(2,487)	(31,453)	[1]
Number of Stock Options Outstanding, Cancelled		(24,170)		[1]
Number of Stock Options Outstanding, Outstanding at Ending Balance		398,308	414,965	[1]
Number of Stock Options Outstanding, Vested and expected-to-vest at end of period		245,010	142,875	[1]
Weighted Average Exercise Price, Outstanding at Beginning Balance	[1]	$ 11.70	$ 1.95
Weighted Average Exercise Price, Granted		9	16.50	[1]
Weighted Average Exercise Price, Exercised				[1]
Weighted Average Exercise Price, Cancelled				[1]
Weighted Average Exercise Price, Outstanding at Ending Balance		11.50	11.70	[1]
Weighted Average Exercise Price, Vested and expected-to-vest at end of period		$ 8.45	$ 1.95	[1]
Aggregate intrinsic value, Stock Options Outstanding at Beginning period	[1]	$ 1,859	$ 3,739
Aggregate intrinsic value, Stock Options Outstanding at End period		108	1,859	[1]
Aggregate intrinsic value, Vested and expected-to-vest at end of period		$ 108	$ 1,375	[1]

[1] December 31, 2018 and 2017 option data represents the number of shares adjusted to retroactively reflect the 1:15 Reverse Split effected on September 4, 2018. Refer to Note 1 for further information.