Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Variable-Rate Construction and Term Loans (Details)

v3.7.0.1
Long-Term Debt - Variable-Rate Construction and Term Loans (Details)
1 Months Ended
Jan. 31, 2017
USD ($)
project
Dec. 31, 2016
USD ($)
Jun. 30, 2017
USD ($)
Apr. 30, 2017
USD ($)
Mar. 31, 2017
USD ($)
Nov. 30, 2016
USD ($)
Aug. 31, 2016
USD ($)
bank
Sep. 30, 2015
USD ($)
Debt Instrument [Line Items]                
Long-term debt     $ 195,002,000          
Number of projects acquired | project 2              
Term Loan                
Debt Instrument [Line Items]                
Weighted average interest rate     3.20%          
Number of banks | bank             2  
Term Loan | 2015 Variable Rate Construction Term Loan                
Debt Instrument [Line Items]                
Original principal amount               $ 20,746,000
Term Loan | 2015 Variable Rate Term Loan                
Debt Instrument [Line Items]                
Debt outstanding   $ 19,877,000 $ 19,471,000          
Weighted average interest rate     3.80%          
Term Loan | Fixed Rate Construction Term Loan                
Debt Instrument [Line Items]                
Original principal amount             $ 4,837,000  
Debt outstanding   4,616,000 $ 4,628,000          
Fixed interest rate             4.95%  
Term Loan | 8.750% Loan                
Debt Instrument [Line Items]                
Original principal amount           $ 9,500,000    
Debt outstanding   3,258,000 4,137,000          
Fixed interest rate           8.75%    
Term Loan | Variable Rate Loan                
Debt Instrument [Line Items]                
Original principal amount           $ 35,000,000    
Long-term debt   7,008,000 $ 5,534,000          
Effective interest rate     6.50%          
Term Loan | 13% Loan                
Debt Instrument [Line Items]                
Original principal amount   $ 10,694,000            
Fixed interest rate   13.00%            
Long-term debt   $ 9,503,000            
Subjective acceleration clause, repayment period   60 days            
Term Loan | 13% Loan, Facility One                
Debt Instrument [Line Items]                
Original principal amount $ 3,823,000              
Fixed interest rate 13.00%              
Subjective acceleration clause, repayment period 60 days              
Term Loan | 13% Loan, Facility Two                
Debt Instrument [Line Items]                
Original principal amount $ 4,008,000              
Fixed interest rate   13.00%            
Subjective acceleration clause, repayment period 60 days              
Term Loan | Fixed Rate Construction Term Loan 2017                
Debt Instrument [Line Items]                
Original principal amount         $ 4,300,000      
Debt outstanding     $ 4,091,000          
Term Loan | Fixed Rate Construction Term Loan 2017, Construction Phase                
Debt Instrument [Line Items]                
Fixed interest rate         5.50%      
Term Loan | Fixed Rate Construction Term Loan 2017, Term Loan Phase                
Debt Instrument [Line Items]                
Fixed interest rate         5.00%      
Term Loan | Non-Recourse Construction Term Loan                
Debt Instrument [Line Items]                
Debt outstanding     7,895,000          
Fixed interest rate       4.50%        
Construction loan       $ 24,823,000        
Term Loan | Limited Recourse Construction Term Loan                
Debt Instrument [Line Items]                
Original principal amount       $ 3,151,000        
Debt outstanding     3,153,000          
Fixed interest rate       5.61%        
Term Loan | Variable Rate Construction Term Loan 2017                
Debt Instrument [Line Items]                
Original principal amount     14,100,000          
Debt outstanding     $ 14,100,000          
Weighted average interest rate     3.74%