CONDENSED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (UNAUDITED) (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
BALANCE—March 1, 2014 at Feb. 28, 2014	$ 1,208,200	$ 8,548,000	$ 14,280,500	$ (11,454,300)	$ 12,582,400
BALANCE—March 1, 2014 (in Shares) at Feb. 28, 2014	6,041,040			2,063,097	6,041,040
Purchases of treasury stock				(4,400)	(4,400)
Purchases of treasury stock (in Shares)				1,180
Sales of treasury stock				42,300	42,300
Sales of treasury stock (in Shares)				(13,682)
Dividends declared ($.08/share)			(319,200)		(319,200)
Net earnings			239,700		239,700
BALANCE— May 31, 2014 at May. 31, 2014	$ 1,208,200	$ 8,548,000	$ 14,201,000	$ (11,416,400)	$ 12,540,800
BALANCE— May 31, 2014 (in Shares) at May. 31, 2014	6,041,040			2,050,595	6,041,040