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SHARE CAPITAL AND CAPITAL IN EXCESS OF PAR VALUE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Changes in share capital and capital in excess of par value |  |  |
Balance at the beginning of the period | $ 782,882 |  |
Balance at the beginning of the period (in shares) | 99 |  |
Balance at the end of the period | $ 823,107 | $ 782,882 |
Balance at the end of the period (in shares) | 102 | 99 |
Total Number of Shares Purchased | 928 | 818 | 921
Average Price Paid Per Share (in dollars per share) | $ 35.66 | $ 38.98 | $ 32.76
Stock dividends (as a percent) | 3.00% | 3.00% | 3.00%
Common Stock. |  |  |
Changes in share capital and capital in excess of par value |  |  |
Balance at the beginning of the period | $ 27,584 | $ 27,322 | $ 27,134
Balance at the beginning of the period (in shares) | 39,721 | 39,344 | 39,073
Issuance of 3% stock dividend | $ 823 | $ 817 | $ 807
Issuance of 3% stock dividend (in shares) | 1,185 | 1,176 | 1,163
Conversion of Class B common shares to common shares | $ 14 | $ 13 | $ 20
Conversion of Class B common shares to common shares (in shares) | 20 | 19 | 29
Purchase and retirement of common shares and other | $ (644) | $ (568) | $ (639)
Purchase and retirement of common shares and other (in shares) | (927) | (818) | (921)
Balance at the end of the period | $ 27,777 | $ 27,584 | $ 27,322
Balance at the end of the period (in shares) | 39,999 | 39,721 | 39,344
Treasury Stock |  |  |
Changes in share capital and capital in excess of par value |  |  |
Balance at the beginning of the period | $ (1,992) | $ (1,992) | $ (1,992)
Balance at the beginning of the period (in shares) | 99 | 96 | 93
Issuance of 3% stock dividend (in shares) | 3 | 3 | 3
Balance at the end of the period | $ (1,992) | $ (1,992) | $ (1,992)
Balance at the end of the period (in shares) | 102 | 99 | 96
Capital in Excess of Par Value |  |  |
Changes in share capital and capital in excess of par value |  |  |
Balance at the beginning of the period | $ 719,606 | $ 709,880 | $ 706,930
Issuance of 3% stock dividend | 50,649 | 41,068 | 32,495
Purchase and retirement of common shares and other | (32,802) | (31,342) | (29,545)
Balance at the end of the period | 737,453 | 719,606 | 709,880
Class B Common Stock | Common Stock. |  |  |
Changes in share capital and capital in excess of par value |  |  |
Balance at the beginning of the period | $ 19,866 | $ 19,300 | $ 18,758
Balance at the beginning of the period (in shares) | 28,607 | 27,793 | 27,012
Issuance of 3% stock dividend | $ 596 | $ 579 | $ 562
Issuance of 3% stock dividend (in shares) | 858 | 833 | 810
Conversion of Class B common shares to common shares | $ (14) | $ (13) | $ (20)
Conversion of Class B common shares to common shares (in shares) | (20) | (19) | (29)
Balance at the end of the period | $ 20,448 | $ 19,866 | $ 19,300
Balance at the end of the period (in shares) | 29,445 | 28,607 | 27,793

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