XML 47 R34.htm IDEA: XBRL DOCUMENT v2.4.0.8
Income Taxes (Details) (USD $)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Income Taxes      
Maximum ownership as a percentage of the voting power or value of the securities of each issuer other than REIT or "TRS" 10.00%    
Maximum ownership of securities in all TRS (as a percent) 25.00%    
Maximum ownership of securities in all TRS when considered together with other non-real estate assets (as a percent) 25.00%    
Period of statute of limitations applicable to the entity's income tax returns 3 years    
Increase (decrease) in taxes resulting from:      
Revised Texas Franchise tax rate (as a percent) 0.70%    
Revised Texas franchise tax $ 127,000 $ 117,000  
Other Taxes 10,000 2,000  
Income tax expense 137,000 119,000  
Deferred income taxes 0    
Net operating losses      
NOLs expiration period 20 years    
Gross amount of NOLs available to company $ 13,041,000   $ 13,041,000