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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Common Class A [Member]
Common Stock [Member]
Common Class B [Member]
Additional Paid-in Capital [Member]
Treasury Stock, Common [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Balances at Dec. 31, 2023 $ 161 $ 24 $ 155,846 $ (132,346) $ 816 $ 378,919 $ 403,420
Net income 0 0 0 0 0 3,974 3,974
Cash dividend 0 0 0 0 0 (1,443) (1,443)
Other comprehensive income 0 0 0 0 260 0 260
Stock-based employee compensation expense 0 0 947 0 0   947
Exercise of stock options 0 0 150 278 0 0 428
Issuance of restricted shares, net 0 0 (248) (91) 0 0 (339)
Balances at Mar. 31, 2024 161 24 156,695 $ (132,159) 1,076 381,450 407,247
Balances at Dec. 31, 2024 218 47 158,907   1,035 278,133 438,340
Net income 0 0 0   0 6,563 6,563
Cash dividend 0 0 0   0 (1,858) (1,858)
Other comprehensive income 0 0 0   (253) 0 (253)
Stock-based employee compensation expense 0 0 1,011   0 0 1,011
Exercise of stock options 1 0 399   0 0 400
Issuance of restricted shares, net 0 0 (559)   0 0 (559)
Balances at Mar. 31, 2025 $ 219 $ 47 $ 159,758   $ 782 $ 282,838 $ 443,644