Subsequent Events - Additional Information (Detail) - USD ($) |
12 Months Ended | ||
---|---|---|---|
Feb. 23, 2021 |
Feb. 08, 2021 |
Dec. 31, 2018 |
|
Subsequent Event [Line Items] | |||
Stock issued during period, value, issued for services | $ 59,788,076 | ||
Subsequent Event [Member] | Subordinate Voting Share [Member] | February Nine Two Thousand Twenty One [Member] | |||
Subsequent Event [Line Items] | |||
Stock issued during period, shares, new issues | 3,122,073 | ||
Shares issued, price per share | $ 32.03 | ||
Stock issued during period, value, issued for services | $ 100,000,030 | ||
Subsequent Event [Member] | Subordinate Voting Share [Member] | February Twenty Three Two Thousand Twenty One [Member] | |||
Subsequent Event [Line Items] | |||
Stock issued during period, shares, new issues | 1,571,917 | ||
Shares issued, price per share | $ 35.50 | ||
Stock issued during period, value, issued for services | $ 55,803,054 |