XML 55 R25.htm IDEA: XBRL DOCUMENT v3.24.1
Net Earnings Per Common Share
 12 Months Ended
Dec. 31, 2023
Earnings per share [abstract]  
Net Earnings Per Common Share Net Earnings Per Common Share
  2023

2022

2021
Weighted average common shares outstanding
– basic (thousands of shares)
1,091,312 

1,134,960 

1,181,250 
Effect of dilutive stock options (thousands of shares)10,812 

14,222 

5,307 
Weighted average common shares outstanding
– diluted (thousands of shares)
1,102,124 1,149,182 1,186,557 
Net earnings$8,233 

$10,937 

$7,664 
Net earnings per common share– basic$7.54 

$9.64 

$6.49 
 – diluted$7.47 

$9.52 

$6.46 
In 2023, the Company excluded 3,230,000 potentially anti-dilutive stock options from the calculation of diluted earnings per common share (2022 – 2,039,000; 2021 – 3,496,000).