XML 84 R72.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Summary of Activities in Shares of Capital Stock (Details) - shares
 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Common Class A [Member]    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Common stock, outstanding shares, beginning 20,048,002 18,758,031
Exercise of stock options 32,082 127,688
Vesting of restricted stock units 865 405
Stock dividends 1,004,721 949,675
Conversion of Class C to Class A 266 57,901
Common stock, outstanding shares, ending 21,085,936 19,893,700
Common Class C [Member]    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Common stock, outstanding shares, beginning 2,971,854 2,889,859
Exercise of stock options
Vesting of restricted stock units
Stock dividends 148,578 141,594
Conversion of Class C to Class A (266) (57,901)
Common stock, outstanding shares, ending 3,120,166 2,973,552