Capital Stock - Summary of Status of Non-Vested Options (Details)	3 Months Ended
	Sep. 30, 2018 $ / shares shares
Options [Abstract]
Non-vested Options, Beginning balance | shares	557,329
Non-vested Options, Granted | shares	0
Non-vested Options, Vested | shares	0
Non-vested Options, Forfeited | shares	0
Non-vested Options, Ending balance | shares	557,329
Weighted-Average Grant-Date Fair Value [Abstract]
Non-vested Options, Beginning balance | $ / shares	$ 1.23
Non-vested Options, Granted | $ / shares	0
Non-vested Options, Vested | $ / shares	0
Non-vested Options, Forfeited | $ / shares	0
Non-vested Options, Ending balance | $ / shares	$ 1.23