Mortgage Loans On Real Estate (Details) (USD $)	12 Months Ended
	Dec. 31, 2013
Mortgage Loans on Real Estate [Line Items]
Face Amount of Mortgages	$ 15,438,000
Carrying Amount of Mortgages	15,438,000	[1]
Aggregate cost for federal income tax purposes	15,400,000
Shopping Center [Member] | First Mortgages [Member] | College Park Realty Company [Member]
Mortgage Loans on Real Estate [Line Items]
State	NV
Interest Rate	7.00%
Final Maturity Date	Oct. 31, 2053
Periodic Payment Terms	At Maturity
Face Amount of Mortgages	3,410,000
Carrying Amount of Mortgages	3,410,000	[1]
Shopping Center [Member] | First Mortgages [Member] | American National Insurance Company [Member]
Mortgage Loans on Real Estate [Line Items]
State	TX
Interest Rate	5.95%
Final Maturity Date	Apr. 01, 2014
Periodic Payment Terms	$136 Annual P&I
Face Amount of Mortgages	1,351,000
Carrying Amount of Mortgages	1,351,000	[1]
Shopping Center [Member] | Construction Loans [Member] | Weingarten I-4 Clermont Landing, LLC [Member]
Mortgage Loans on Real Estate [Line Items]
State	FL
Interest Rate	2.92%
Final Maturity Date	Jun. 30, 2014
Periodic Payment Terms	$779 Annual P&I
Face Amount of Mortgages	10,677,000
Carrying Amount of Mortgages	$ 10,677,000	[1]

[1] The aggregate cost at December 31, 2013 for federal income tax purposes is $15.4 million, and there are no prior liens to be disclosed.