| Schedule of changes in share capital and capital in excess of par value |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Capital in | | | | | | | | Class B | | | | | | | Excess | | | Common Stock | | Common Stock | | Treasury Stock | | of Par | | | Shares | | Amount | | Shares | | Amount | | Shares | | Amount | | Value | | | (000’s) | | | | | (000’s) | | | | | (000’s) | | | | | | | Balance at March 31,2026 | | 43,073 | | $ | 29,911 | | 32,098 | | $ | 22,290 | | 111 | | $ | (1,991) | | $ | 918,794 | Issuance of 3% stock dividend | | — | | | — | | — | | | 1 | | — | | | — | | | — | Conversion of Class B common shares to common shares | | 8 | | | 6 | | (8) | | | (6) | | — | | | — | | | — | Purchase and retirement of common shares and other | | (100) | | | (69) | | — | | | — | | — | | | — | | | (3,792) | Balance at June 30, 2026 | | 42,981 | | $ | 29,848 | | 32,090 | | $ | 22,285 | | 111 | | $ | (1,991) | | $ | 915,002 | | | | | | | | | | | | | | | | | | | | Balance at March 31, 2025 | | 41,796 | | $ | 29,025 | | 31,191 | | $ | 21,660 | | 108 | | $ | (1,992) | | $ | 847,308 | Issuance of 3% stock dividend | | — | | | — | | — | | | — | | — | | | — | | | — | Conversion of Class B common shares to common shares | | 12 | | | 8 | | (12) | | | (8) | | — | | | — | | | — | Purchase and retirement of common shares and other | | — | | | — | | — | | | — | | — | | | — | | | — | Balance at June 30, 2025 | | 41,808 | | $ | 29,033 | | 31,179 | | $ | 21,652 | | 108 | | $ | (1,992) | | $ | 847,308 | | | | | | | | | | | | | | | | | | | | Balance at December 31, 2025 | | 41,821 | | $ | 29,042 | | 31,166 | | $ | 21,643 | | 108 | | $ | (1,991) | | $ | 847,308 | Issuance of 3% stock dividend | | 1,250 | | | 868 | | 934 | | | 649 | | 3 | | | — | | | 71,486 | Conversion of Class B common shares to common shares | | 10 | | | 7 | | (10) | | | (7) | | — | | | — | | | — | Purchase and retirement of common shares and other | | (100) | | | (69) | | — | | | — | | — | | | — | | | (3,792) | Balance at June 30, 2026 | | 42,981 | | $ | 29,848 | | 32,090 | | $ | 22,285 | | 111 | | $ | (1,991) | | $ | 915,002 | | | | | | | | | | | | | | | | | | | | Balance at December 31, 2024 | | 40,789 | | $ | 28,325 | | 30,286 | | $ | 21,032 | | 105 | | $ | (1,992) | | $ | 788,894 | Issuance of 3% stock dividend | | 1,213 | | | 842 | | 908 | | | 630 | | 3 | | | — | | | 64,816 | Conversion of Class B common shares to common shares | | 15 | | | 10 | | (15) | | | (10) | | — | | | — | | | — | Purchase and retirement of common shares and other | | (209) | | | (144) | | — | | | — | | — | | | — | | | (6,402) | Balance at June 30, 2025 | | 41,808 | | $ | 29,033 | | 31,179 | | $ | 21,652 | | 108 | | $ | (1,992) | | $ | 847,308 |
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