Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Concentrations (Details)

v3.8.0.1
Summary of Significant Accounting Policies - Concentrations (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2015
Concentration Risk [Line Items]                      
Accounts Receivable $ 4,286       $ 4,740       $ 4,286 $ 4,740  
Operating revenue 4,666 $ 51,518 $ 56,200 $ 17,445 4,850 $ 46,853 $ 71,889 $ 20,604 129,829 144,196 $ 153,126
Customer Concentration Risk | Tropicana                      
Concentration Risk [Line Items]                      
Accounts Receivable 2,506       1,710       2,506 1,710  
Operating revenue                 $ 111,197 $ 46,898 $ 21,925
% of Total Revenue                 85.60% 32.50% 14.30%
Customer Concentration Risk | Cutrale Citrus Juice                      
Concentration Risk [Line Items]                      
Accounts Receivable 0       0       $ 0 $ 0  
Operating revenue                 $ 1,364 $ 22,735 $ 23,556
% of Total Revenue                 1.10% 15.80% 15.40%
Customer Concentration Risk | Minute Maid                      
Concentration Risk [Line Items]                      
Accounts Receivable 0       0       $ 0 $ 0  
Operating revenue                 $ 0 $ 49,271 $ 57,484
% of Total Revenue                 0.00% 34.20% 37.50%
Customer Concentration Risk | Louis Dreyfus                      
Concentration Risk [Line Items]                      
Accounts Receivable $ 0       $ 0       $ 0 $ 0  
Operating revenue                 $ 0 $ 0 $ 22,460
% of Total Revenue                 0.00% 0.00% 14.70%