XML 18 R6.htm IDEA: XBRL DOCUMENT v3.23.1
Consolidated Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Common Class A [Member]
Common Stock [Member]
Common Class C [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Total
Beginning balance, value at Dec. 31, 2020 $ 33,191,566 $ 5,359,206 $ 50,287,253 $ 23,243,133 $ 153,739,167 $ (1,833,272) $ 263,987,053
Net earnings 39,518,990 39,518,990
Other comprehensive loss (5,172,685) (5,172,685)
Stock based compensation expense 118,384 118,384
Exercise of stock options 320,564 209,312 547,549 1,077,425
Sale of treasury stock 250,019 5,757,383 6,007,402
Purchase of treasury stock (5,769,735) (5,769,735)
Stock dividends 1,674,820 263,106 6,782,742 (8,720,668)
Conversion Class C to Class A 98,494 (98,494)
Ending balance, value at Dec. 31, 2021 35,285,444 5,733,130 57,985,947 18,070,448 184,537,489 (1,845,624) 299,766,834
Net earnings 25,690,302 25,690,302
Other comprehensive loss (31,140,725) (31,140,725)
Stock based compensation expense 929,692 929,692
Exercise of stock options 219,174 (75,742) 143,432
Sale of treasury stock (187,757) 5,249,054 5,061,297
Purchase of treasury stock 106,176 (7,770,081) (7,663,905)
Stock dividends 1,779,108 278,924 6,009,453 (8,067,485)
Conversion Class C to Class A 232,336 (232,336)
Ending balance, value at Dec. 31, 2022 $ 37,516,062 $ 5,779,718 $ 64,767,769 $ (13,070,277) $ 202,160,306 $ (4,366,651) $ 292,786,927