Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	9 Months Ended	12 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Common shares, par value (in dollars per share)	$ 0	$ 0
Common shares, Shares authorized (in shares)	Unlimited	Unlimited
Common shares, Shares issued (in shares)	24,490,742	596,787
Common shares, Shares outstanding (in shares)	24,490,742	596,787
Class A1 preferred shares
Preferred shares, par value (in dollars per share)		$ 0
Preferred shares, Shares authorized (in shares)		Unlimited
Preferred shares, Shares issued (in shares)		372,211
Class A2 preferred shares
Preferred shares, par value (in dollars per share)		$ 0
Preferred shares, Shares authorized (in shares)		Unlimited
Preferred shares, Shares issued (in shares)		2,443,914
Class B preferred shares
Preferred shares, par value (in dollars per share)		$ 0
Preferred shares, Shares authorized (in shares)		Unlimited
Preferred shares, Shares issued (in shares)		2,830,907
Class C preferred shares
Preferred shares, par value (in dollars per share)		$ 0
Preferred shares, Shares authorized (in shares)		Unlimited
Preferred shares, Shares issued (in shares)		3,786,878
Class D1 preferred shares
Preferred shares, par value (in dollars per share)		$ 0
Preferred shares, Shares authorized (in shares)		Unlimited
Preferred shares, Shares issued (in shares)		6,893,236
Class D2 preferred shares
Preferred shares, par value (in dollars per share)		$ 0
Preferred shares, Shares authorized (in shares)		Unlimited
Preferred shares, Shares issued (in shares)		1,223,656