CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $)	Common Stock	Additional Paid-In Capital	Undistributed Gains from Sales of Properties Net of Losses	Undistributed Losses from Operations	Accumulated Other Comprehensive Loss	Treasury Stock	Total
Balance at Dec. 31, 2011	$ 1,023,955	$ 24,366,099	$ 41,572,120	$ (54,383,928)	$ (987,500)	$ (60,388)	$ 11,530,358
Balance (in shares) at Dec. 31, 2011	1,023,955					13,529
Net income (Loss)				6,311			6,311
Unrealized gain on interest rate swap agreement					5,000		5,000
Non-employee stock option compensation		12,211					12,211
Purchase of treasury stock						(243,320)	(243,320)
Purchase of treasury stock (in shares)						40,900
Treasury stock retired	(54,429)	(249,279)				303,708
Treasury stock retired (in shares)	(54,429)					(54,429)
Balance at Dec. 31, 2012	969,526	24,129,031	41,572,120	(54,377,617)	(982,500)		11,310,560
Balance (in shares) at Dec. 31, 2012	969,526
Net income (Loss)			16,346,243	(1,170,256)			15,175,987
Dividend paid - $4.00 per share			(4,163,704)				(4,163,704)
Reversal of unrealized loss on interest rate swap contract					982,500		982,500
Non-employee stock option compensation		20,498					20,498
Stock options exercised	97,100	388,420					485,520
Stock options exercised (in shares)	97,100						97,100
Treasury stock from stock option reloads						(324,805)	(324,805)
Treasury stock from stock option reloads (in shares)						17,700
Treasury stock retired	(17,700)	(307,105)				324,805
Treasury stock retired (in shares)	(17,700)					(17,700)
Balance at Dec. 31, 2013	$ 1,048,926	$ 24,230,844	$ 53,754,659	$ (55,547,873)			$ 23,486,556
Balance (in shares) at Dec. 31, 2013	1,048,926