Consolidated Balance Sheet (Parentheticals) - $ / shares	Dec. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Common stock, par or stated value per share	$ 1
Common stock, shares authorized	500,000,000
Common stock, shares, issued	148,297,042	156,088,438
Common stock, shares outstanding	146,323,340	153,940,365