Capital Stock - Warrants Activity (Details) - $ / shares shares in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2021	Dec. 31, 2020
Number of Warrants (in thousands)
Warrants outstanding and exercisable, Beginning (in shares)	1,147	72
Granted (in shares)	4,000	1,147
Exercised (in shares)		(72)
Warrants outstanding and exercisable, Ending (in shares)	5,147	1,147
Weighted Average Exercise Price
Warrants outstanding and exercisable, Beginning (in dollars per share)	$ 4.85	$ 0.01
Granted, (in dollars per share)	4.30	4.85
Exercised, (in dollars per share)		0.01
Warrants outstanding and exercisable, Ending (in dollars per share)	$ 4.42	$ 4.85