Earnings per share (Tables)

6 Months Ended

Jun. 30, 2020

Weighted average number of common shares outstanding

	Three months ended June 30,				Six months ended June 30,
	2020		2019		2020		2019
Issued common shares at beginning of period		71,718,706		67,926,256		71,218,706		64,676,256
Effect of shares issued		10,989		509,483		445,055		3,068,304
Weighted average number of common shares outstanding – basic		71,729,695		68,435,739		71,663,761		67,744,560
Weighted average number of shares outstanding – diluted		71,729,695		68,435,739		71,663,761		67,744,560