Consolidated Statement of Changes in Stockholders' Equity - USD ($)	Common Stock Outstanding [Member]	Additional Paid-in Capital [Member]	Treasury Stock, Common [Member]	Deferred Compensation, Share-Based Payments [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2022	27,044,900
Balance at Dec. 31, 2022	$ 195,471	$ 94,048,603	$ (3,749,027)	$ (5,697,900)	$ (70,863,049)	$ 13,934,098
Issuance of common stock under equity incentive plan (in shares)	1,731,506
Issuance of common stock under equity incentive plan	$ 1,731	3,619,315	0	(2,650,505)	0	970,541
Reversal of deferred compensation amortization that did not vest (in shares)	(115,000)
Reversal of deferred compensation amortization that did not vest	$ (115)	(188,088)	0	103,091	0	(85,112)
Deferred compensation amortization				1,337,539		1,337,539
Non-cash return of treasury stock	0	0	(156,162)	0	0	(156,162)
Purchase of treasury stock	0	0	(456,961)	0	0	(456,961)
Net income (loss)	$ 0	0	0	0	(475,104)	(475,104)
Balance (in shares) at Dec. 31, 2023	28,661,406
Balance at Dec. 31, 2023	$ 197,087	97,479,830	(4,362,150)	(6,907,775)	(71,338,153)	15,068,839
Issuance of common stock under equity incentive plan (in shares)	1,189,050
Issuance of common stock under equity incentive plan	$ 1,178	2,130,336	0	(1,497,300)	0	634,214
Reversal of deferred compensation amortization that did not vest (in shares)	(15,000)
Reversal of deferred compensation amortization that did not vest	$ (15)	(31,305)	0	31,320	0	0
Deferred compensation amortization				1,459,192		1,459,192
Purchase of treasury stock	0	0	(1,408,442)	0	0	(1,408,442)
Net income (loss)	$ 0	0	0	0	3,305,497	3,305,497
Issuance of common stock under employee stock purchase plan (in shares)	66,959
Issuance of common stock under employee stock purchase plan	$ 67	97,596	0	0	0	97,663
Balance (in shares) at Dec. 31, 2024	29,902,415
Balance at Dec. 31, 2024	$ 198,317	$ 99,676,457	$ (5,770,592)	$ (6,914,563)	$ (68,032,656)	$ 19,156,963