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Earnings per share attributable to stockholders (Tables)

9 Months Ended

Sep. 30, 2021

Earnings per share attributable to stockholders

Computation of Basic and Diluted Earnings Per Share


		Three months ended								Nine months ended
		September 30, 2021								September 30, 2021
		Net income			WA		Per			Net income			WA		Per
		attributable to			number		share			attributable to			number		share
		stockholders			of shares		amount			stockholders			of shares		amount
Basic		$	32,336		110,410,172		$	0.29		$	121,273		110,233,851		$	1.10
Effect of dilutive securities:
Share units			—		324,218			—			—		408,574
Stock options			—		657,006			—			—		690,822			(0.01)
Diluted		$	32,336		111,391,396		$	0.29		$	121,273		111,333,247		$	1.09


		Three months ended								Nine months ended
		September 30, 2020								September 30, 2020
		Net income			WA		Per			Net income			WA		Per
		attributable to			number		share			attributable to			number		share
		stockholders			of shares		amount			stockholders			of shares		amount
Basic		$	45,387		109,018,469		$	0.42		$	121,239		108,887,026		$	1.11
Effect of dilutive securities:
Share units			—		548,859			—			—		519,915			—
Stock options			—		802,390			(0.01)			—		653,771			(0.01)
Diluted		$	45,387		110,369,718		$	0.41		$	121,239		110,060,712		$	1.10