Securities Available for Sale (Details) (USD $)	Dec. 31, 2013		Dec. 31, 2012
Summary of listing of securities available for sale
Cost	$ 58,138,204		$ 50,711,485
Market Value	59,254,942		57,325,440
Preferred Stock [Member]
Summary of listing of securities available for sale
Cost	25,057,972		16,227,932
Market Value	24,536,942		18,300,970
Alexandria Real Estate Stock Series E [Member]
Summary of listing of securities available for sale
Interest Rate	6.45%
Number of Shares	2,000
Cost	45,425
Market Value	42,400
American Land Lease Inc Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	7.75%		7.75%
Number of Shares	31,200		46,200
Cost	275,297		397,547
Market Value	756,600		1,113,420
Ashford Hospitality Trust Preferred Stock Series E [Member]
Summary of listing of securities available for sale
Interest Rate			9.00%
Number of Shares			21,600
Cost			540,021
Market Value			578,880
Ashford Hospitality Trust Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	8.55%		8.55%
Number of Shares	10,000		10,000
Cost	251,205		251,205
Market Value	252,490		252,500
Campus Crest Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	8.00%		8.00%
Number of Shares	30,000		10,000
Cost	751,222		250,000
Market Value	741,000		259,200
CapLease Inc. Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate			8.125%
Number of Shares			14,000
Cost			293,473
Market Value			350,700
CapLease Inc. Preferred Stock Series B [Member]
Summary of listing of securities available for sale
Interest Rate			8.375%
Number of Shares			48,000
Cost			1,200,752
Market Value			1,257,120
CBL & Associates Properties Preferred Stock Series D [Member]
Summary of listing of securities available for sale
Interest Rate	7.375%		7.375%
Number of Shares	2,000		3,000
Cost	50,269		68,126
Market Value	47,500		75,150
Cedar Realty Trust Inc. Preferred Stock A [Member]
Summary of listing of securities available for sale
Interest Rate			8.875%
Number of Shares			2,268
Cost			56,976
Market Value			57,403
Cedar Realty Trust Inc. Preferred Stock B [Member]
Summary of listing of securities available for sale
Interest Rate	7.25%		7.25%
Number of Shares	47,355		20,370
Cost	1,127,208		483,594
Market Value	1,089,157		498,054
Chesapeake Lodging Preferred Stock A [Member]
Summary of listing of securities available for sale
Interest Rate	7.75%		7.75%
Number of Shares	20,000		20,000
Cost	500,000		500,000
Market Value	491,800		529,000
Commonwealth REIT Preferred Stock Series D [Member]
Summary of listing of securities available for sale
Interest Rate	6.50%		6.50%
Number of Shares	74,000		35,000
Cost	1,660,828		431,643
Market Value	1,517,740		807,800
Corporate Office Properties Trust Preferred Stock L [Member]
Summary of listing of securities available for sale
Interest Rate	7.375%		7.375%
Number of Shares	26,000		20,000
Cost	650,330		502,800
Market Value	612,040		502,800
Cousins Properties Preferred Stock Series B [Member]
Summary of listing of securities available for sale
Interest Rate			7.50%
Number of Shares			3,500
Cost			82,146
Market Value			87,570
Cubesmart Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	7.75%
Number of Shares	2,000
Cost	52,153
Market Value	50,300
Digital Realty Trust Inc. Preferred Stock Series E [Member]
Summary of listing of securities available for sale
Interest Rate	7.00%		7.00%
Number of Shares	4,000		4,000
Cost	100,000		100,000
Market Value	86,840		106,680
Digital Realty Trust Inc Preferred Stock Series F [Member]
Summary of listing of securities available for sale
Interest Rate	6.625%
Number of Shares	2,000
Cost	44,870
Market Value	41,160
Dupont Fabros Technology, Inc. Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	7.875%		7.875%
Number of Shares	26,412		26,412
Cost	657,703		657,703
Market Value	632,303		703,877
Dupont Fabros Technology Inc. Preferred Stock Series B [Member]
Summary of listing of securities available for sale
Interest Rate	7.625%		7.625%
Number of Shares	20,000		20,000
Cost	500,000		500,000
Market Value	455,400		531,380
EPR Properties Preferred Stock Series F [Member]
Summary of listing of securities available for sale
Interest Rate	6.625%		6.625%
Number of Shares	20,000		10,000
Cost	472,680		250,000
Market Value	423,800		246,000
General Growth Properties Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	6.375%
Number of Shares	10,000
Cost	250,000
Market Value	201,500
Glimcher Realty Preferred Stock Series I [Member]
Summary of listing of securities available for sale
Interest Rate	6.875%
Number of Shares	39,738
Cost	964,267
Market Value	858,341
Istar Financial Inc. Preferred Stock Series D [Member]
Summary of listing of securities available for sale
Interest Rate	8.00%		8.00%
Number of Shares	26,600		1,500
Cost	636,609		30,756
Market Value	635,447		33,495
Istar Financial Inc. Preferred Stock Series E [Member]
Summary of listing of securities available for sale
Interest Rate	7.875%		7.875%
Number of Shares	38,342		11,000
Cost	851,903		203,221
Market Value	896,819		243,430
Istar Financial Inc. Preferred Stock Series I [Member]
Summary of listing of securities available for sale
Interest Rate	7.50%		7.50%
Number of Shares	59,600		10,500
Cost	1,325,647		190,597
Market Value	1,363,648		228,375
Kilroy Realty Corp Preferred Stock Series G [Member]
Summary of listing of securities available for sale
Interest Rate	6.875%		6.875%
Number of Shares	34,948		20,000
Cost	844,770		500,000
Market Value	766,410		518,200
Kilroy Realty Corp Preferred Stock Series H [Member]
Summary of listing of securities available for sale
Interest Rate	6.38%
Number of Shares	10,000
Cost	235,486
Market Value	205,700
Kimco Realty Preferred Stock Series I [Member]
Summary of listing of securities available for sale
Interest Rate	6.00%
Number of Shares	2,000
Cost	43,026
Market Value	41,740
Kite Realty Group Trust Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	8.25%		8.25%
Number of Shares	50,000		62,000
Cost	1,227,138		1,527,328
Market Value	1,262,500		1,590,300
LaSalle Hotel Properties Preferred Stock Series H [Member]
Summary of listing of securities available for sale
Interest Rate	7.50%		7.50%
Number of Shares	40,000		32,000
Cost	982,589		784,172
Market Value	986,000		824,000
Pebblebrook Hotel Preferred Stock Series C [Member]
Summary of listing of securities available for sale
Interest Rate	6.50%
Number of Shares	19,000
Cost	400,742
Market Value	387,062
Pennsylvania Real Estate Trust Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	8.25%		8.25%
Number of Shares	94,000		94,000
Cost	2,350,885		2,350,885
Market Value	2,364,852		2,470,320
Lexington Realty Trust Preferred Stock Series C [Member]
Summary of listing of securities available for sale
Interest Rate	6.50%		6.50%
Number of Shares	6,000		6,000
Cost	247,860		247,860
Market Value	264,900		284,701
Lexington Realty Trust Preferred Stock Series D [Member]
Summary of listing of securities available for sale
Interest Rate			7.75%
Number of Shares			1,500
Cost			36,329
Market Value			37,650
MPG Office Trust, Inc. Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate			7.625%
Number of Shares			12,000
Cost			13,560
Market Value			253,200
Parkway Properties, Inc. Preferred Stock Series D [Member]
Summary of listing of securities available for sale
Interest Rate			8.00%
Number of Shares			13,400
Cost			331,241
Market Value			335,243
Pennsylvania Real Estate Trust Preferred Stock Series B [Member]
Summary of listing of securities available for sale
Interest Rate	7.375%		7.375%
Number of Shares	40,000		40,000
Cost	1,000,000		1,000,000
Market Value	949,200		1,010,940
Retail Properties of America Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	7.00%		7.00%
Number of Shares	20,000		10,000
Cost	481,949		250,000
Market Value	421,600		246,500
SL Green Realty Corpl Preferred Stock Series I [Member]
Summary of listing of securities available for sale
Interest Rate	6.50%
Number of Shares	20,000
Cost	460,169
Market Value	426,200
Stag Industrial, Inc. Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	9.00%		9.00%
Number of Shares	9,000		9,000
Cost	224,885		224,885
Market Value	239,040		242,595
Stag Industrial Inc Preferred Stock Series B [Member]
Summary of listing of securities available for sale
Interest Rate	6.625%
Number of Shares	20,100
Cost	470,007
Market Value	418,683
Summit Hotel Properties, Inc. Preferred Stock Series B [Member]
Summary of listing of securities available for sale
Interest Rate	7.875%		7.875%
Number of Shares	20,000		20,000
Cost	500,000		500,000
Market Value	477,002		506,200
Sun Communities Inc. Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	7.125%		7.125%
Number of Shares	45,000		20,000
Cost	1,117,377		500,000
Market Value	1,059,750		501,998
Terreno Realty Corporation Preferred Stock Series A [Member]
Summary of listing of securities available for sale
Interest Rate	7.75%		7.75%
Number of Shares	20,300		20,000
Cost	507,791		500,000
Market Value	497,350		518,600
Urstadt Biddle Preferred Stock Series F [Member]
Summary of listing of securities available for sale
Interest Rate	7.125%		7.125%
Number of Shares	30,421		15,000
Cost	756,305		375,000
Market Value	700,596		389,370
Vornado Realty Trust Preferred Stock Series D [Member]
Summary of listing of securities available for sale
Interest Rate	7.875%		7.875%
Number of Shares	4,000		4,000
Cost	96,114		96,112
Market Value	103,960		108,319
Cbl And Associates Properties Preferred Stock Series E [Member]
Summary of listing of securities available for sale
Interest Rate	6.625%
Number of Shares	65,000
Cost	1,543,385
Market Value	1,381,900
Equity Lifestyle Properties Preferred Stock Series C [Member]
Summary of listing of securities available for sale
Interest Rate	6.75%
Number of Shares	2,000
Cost	46,885
Market Value	46,200
Lasalle Hotel Properties Preferred Stocks Series I [Member]
Summary of listing of securities available for sale
Interest Rate	6.375%
Number of Shares	6,000
Cost	124,984
Market Value	121,080
Taubman Centers Preferred Stock Series K [Member]
Summary of listing of securities available for sale
Interest Rate	6.25%
Number of Shares	11,000
Cost	228,009
Market Value	218,932
Common Stock [Member]
Summary of listing of securities available for sale
Cost	33,080,232		34,483,553
Market Value	34,718,000		39,024,470
Getty Realty Corp. Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	100,000		135,700
Cost	1,886,332		2,833,601
Market Value	1,837,000		2,450,742
Gladstone Commercial Corporation Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	60,000		80,500
Cost	1,031,950		1,404,133
Market Value	1,078,200		1,444,975
Government Properties Income Trust Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	110,000		30,000
Cost	2,664,307		681,529
Market Value	2,733,500		719,100
Commonwealth REIT Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares			300,000
Cost			5,523,942
Market Value			4,752,000
Mack Cali Realty Group Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	75,000		40,000
Cost	1,824,903		1,103,392
Market Value	1,611,000		1,044,400
Medical Properties Trust Inc Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares			67,000
Cost			630,427
Market Value			801,320
Monmouth Real Estate Investment Corporation Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	1,875,147	[1]	1,767,147	[1]
Cost	15,491,475	[1]	14,521,198	[1]
Market Value	17,045,082	[1]	18,307,641	[1]
Nobility Homes, Inc. Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	20,000		20,000
Cost	158,200		158,200
Market Value	180,200		98,000
Omega Healthcare REIT Investors Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares			45,000
Cost			746,936
Market Value			1,073,250
One Liberty Properties, Inc. Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares			30,000
Cost			446,025
Market Value			608,700
Parkway Properties Inc. Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	10,000		10,000
Cost	134,799		134,799
Market Value	192,900		139,900
Pennsylvania Real Estate Investment Trust Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares			140,000
Cost			1,460,129
Market Value			2,469,600
Select Income Real Estate Investment Trust Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	340,973		132,387
Cost	8,976,023		3,204,612
Market Value	9,117,618		3,279,226
Senior Housing Properties Trust Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares			60,000
Cost			1,291,280
Market Value			1,418,400
Urstadt Biddle Properties Incorporated Common Stock [Member]
Summary of listing of securities available for sale
Number of Shares	50,000		21,200
Cost	912,243		343,350
Market Value	$ 922,500		$ 417,216

[1] (1) Related entity See Note 8.