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Related Party Transaction (Narratives) (Details) (USD $)
1 Months Ended 12 Months Ended
Jan. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Related Party Transactions [Abstract]      
Related Party Management Fee Rates Charged   5.00%  
Related Party Transaction, Expenses from Transactions with Related Party   $ 610,000 $ 514,000
Ownership Percentage Of Related Party   35.00%  
Revenue from Related Parties   60,000 57,000
Stock Repurchased Related Party During Period Shares     9,560
Stock Repurchased Related Party During Period Valie     $ 82,520
Partnership Interests Percentage Converted 30.00%    
Stock Issued During Period, Shares, Conversion of Units 17,060    
Company Ownership Interest In Partnership After Conversion 77.00%