Consolidated Statements of Equity (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Number of shares of common stock issued under stock option plan	52,999	11,888	20,435
Number of common stock shares purchased		251,120	135,103
Common stock	$ 1.470	$ 1.370	$ 1.250
Common Stock [Member]
Number of shares of common stock issued under stock option plan	52,999	11,888	20,435
Additional Paid-in Capital [Member]
Number of shares of common stock issued under stock option plan	52,999	11,888	20,435
Common Treasury Stock [Member]
Number of common stock shares purchased		251,120	135,103