STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Preferred Stock Series II, Class B	Preferred Stock Series III, Class B	Common stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Treasury Stock	Total
Balance at Dec. 31, 2020	$ 156,200	$ 106,745		$ 59,285,401	$ (9,668,221)		$ 49,880,125
Balance (in shares) at Dec. 31, 2020	156,200	106,745	33,957,204
Increase (Decrease) in Stockholders' Equity
Conversion of Preferred Stock into Common Stock		$ (30,500)		30,500
Conversion of Preferred Stock into Common Stock (in shares)		(30,500)	30,500
Stock Option Exercises				48,600			48,600
Stock Option Exercises (in shares)			25,400
Dividends					(5,213,591)		(5,213,591)
Stock Option Compensation				3,660,387			3,660,387
Repurchase of Common Stock - at cost						$ (5,270,501)	(5,270,501)
Repurchase of Common Stock - at cost (in shares)			(528,169)
Net Income (Loss)					56,064,241		56,064,241
Balance at Dec. 31, 2021	$ 156,200	$ 76,245		63,024,888	41,182,429	(5,270,501)	99,169,261
Balance (in shares) at Dec. 31, 2021	156,200	76,245	33,484,935
Increase (Decrease) in Stockholders' Equity
Conversion of Preferred Stock into Common Stock (in shares)	0	0
Stock Option Exercises				13,800			13,800
Stock Option Exercises (in shares)			11,200
Dividends					(232,445)		(232,445)
Stock Option Compensation				10,125,813			10,125,813
Repurchase of Common Stock - at cost						(7,618,177)	(7,618,177)
Repurchase of Common Stock - at cost (in shares)			(3,558,976)
Net Income (Loss)					5,078,557		5,078,557
Balance at Dec. 31, 2022	$ 156,200	$ 76,245		73,164,501	46,028,541	(12,888,678)	106,536,809
Balance (in shares) at Dec. 31, 2022	156,200	76,245	29,937,159
Increase (Decrease) in Stockholders' Equity
Conversion of Preferred Stock into Common Stock (in shares)	0	(2,000)
Redemption		$ (2,000)		(4,168)			(6,168)
Redemption (in shares)		(2,000)
Dividends					(231,946)		(231,946)
Net Income (Loss)					(7,011,036)		(7,011,036)
Balance at Dec. 31, 2023	$ 156,200	$ 74,245		$ 73,160,333	$ 38,785,559	$ (12,888,678)	$ 99,287,659
Balance (in shares) at Dec. 31, 2023	156,200	74,245	29,937,159