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Fair Value of Financial Instruments (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Assets, Carrying Value:    
Cash, cash equivalents, restricted cash, Carrying Value $ 1,848 $ 1,109
Certificate of deposit, Carrying Value   9,000
Investment in equity securities, Carrying Value 600 2,709
Total, Carrying Value 2,448 12,818
Liabilities, Carrying Value    
Advances on line of credit, Carrying Value   8,780
Debt obligations, Carrying Value 10,659 10,591
Total, Carrying Value 10,659 19,371
Assets, Fair Value:    
Cash, cash equivalents, restricted cash, Fair Value 1,848 1,109
Certificate of deposit, Fair Value   9,000
Investment in equity securities, Fair Value 600 330
Total, Fair Value 2,448 10,439
Liabilities, Fair Value    
Advances on line of credit, Fair Value   8,780
Debt obligations, Fair Value 9,564 10,658
Total, Fair Value 9,564 19,438
Fair Value, Inputs, Level 1 [Member]    
Assets, Fair Value:    
Cash, cash equivalents, restricted cash, Fair Value 1,848 1,109
Certificate of deposit, Fair Value   9,000
Investment in equity securities, Fair Value 0 0
Total, Fair Value 1,848 10,109
Liabilities, Fair Value    
Advances on line of credit, Fair Value   8,780
Debt obligations, Fair Value 0 0
Total, Fair Value 0 8,780
Fair Value, Inputs, Level 2 [Member]    
Assets, Fair Value:    
Cash, cash equivalents, restricted cash, Fair Value 0 0
Certificate of deposit, Fair Value   0
Investment in equity securities, Fair Value 0 0
Total, Fair Value 0 0
Liabilities, Fair Value    
Advances on line of credit, Fair Value   0
Debt obligations, Fair Value 9,564 10,658
Total, Fair Value 9,564 10,658
Fair Value, Inputs, Level 3 [Member]    
Assets, Fair Value:    
Cash, cash equivalents, restricted cash, Fair Value 0 0
Certificate of deposit, Fair Value   0
Investment in equity securities, Fair Value 600 330
Total, Fair Value 600 330
Liabilities, Fair Value    
Advances on line of credit, Fair Value   0
Debt obligations, Fair Value 0 0
Total, Fair Value $ 0 $ 0