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Income Taxes and Distributions (Details) - USD ($)
6 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Income Taxes And Distributions (Textuals) [Abstract]    
Deferred Tax Liabilities $ 13,516,000 $ 12,451,000
Additional Income Taxes and Distributions (Textuals) [Abstract]    
Unrecognized Tax Benefits $ 857,000 $ 857,000
Percentage of Taxable income to be distributed to stockholders for federal tax purposes 90.00%  
Percentage of capital gains excluded from taxable income distributed to shareholders 100.00%  
Percentage of federal excise tax on real estate investment trusts that do not distribute income. 4.00%