Consolidated Statements of Stockholders' Equity (USD $)	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit	Accumulated Other Comprehensive Loss	Treasury Stock [Member]
Balance at Dec. 31, 2011	$ 14,485,851	$ 14,425	$ 30,292,792	$ (9,540,595)	$ (617,303)	$ (5,663,468)
Balance (in shares) at Dec. 31, 2011		14,425,185				1,941,081
Net income	1,358,969	0	0	1,358,969	0	0
Other comprehensive income (loss):
Foreign currency translation adjustment	122,753	0	0	0	122,753	0
Total comprehensive income	1,481,722
Common stock dividends paid, $0.03 per share	(375,552)	0	0	(375,552)	0	0
Common stock issued to consultant	109,500	87	109,413	0	0	0
Common stock issued to consultant (in shares)		86,631				0
Stock-based compensation	102,465	0	102,465	0	0	0
Expired stock options & warrants; deferred tax effect	(276,023)	0	(276,023)	0	0	0
Contribution of treasury shares to ESOP	125,000	0	(153,846)	0	0	278,846
Contribution of treasury shares to ESOP (in shares)						(96,154)
Common stock purchased for treasury	(71,093)	0	0	0	0	(71,093)
Common stock purchased for treasury (in shares)		0				47,249
Balance at Dec. 31, 2012	15,581,870	14,512	30,074,801	(8,557,178)	(494,550)	(5,455,715)
Balance (in shares) at Dec. 31, 2012		14,511,816				1,892,176
Net income	776,590	0	0	776,590	0	0
Other comprehensive income (loss):
Foreign currency translation adjustment	7,157	0	0	0	7,157	0
Total comprehensive income	783,747
Common stock dividends paid, $0.03 per share	(378,576)	0	0	(378,576)	0	0
Stock-based compensation	41,745	0	41,745	0	0	0
Expired stock options & warrants; deferred tax effect	(31,618)	0	(31,618)	0	0	0
Contribution of treasury shares to ESOP	125,000	0	2,481	0	0	122,519
Contribution of treasury shares to ESOP (in shares)		0				(42,248)
Warrants exercised	13,668	8	13,660	0	0	0
Warrants exercised (in shares)		7,789				0
Common stock purchased for treasury	(5,364)	0	0	0	0	(5,364)
Common stock purchased for treasury (in shares)		0				4,045
Balance at Dec. 31, 2013	$ 16,130,472	$ 14,520	$ 30,101,069	$ (8,159,164)	$ (487,393)	$ (5,338,560)
Balance (in shares) at Dec. 31, 2013		14,519,605				1,853,973