Annual report pursuant to Section 13 and 15(d)

SEGMENTS. (Details)

v3.8.0.1
SEGMENTS. (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Net Sales $ 395,271 $ 445,442 $ 405,202 $ 386,340 $ 441,719 $ 417,806 $ 422,860 $ 342,373 $ 1,632,255 $ 1,624,758 $ 1,191,176
Cost of goods sold                 1,626,324 1,570,400 1,180,810
Income (loss) before provision for income taxes                 (38,395) 545 (28,907)
Depreciation and amortization                 38,651 35,441 23,632
Interest expense                 12,938 22,406 12,594
Intersubsegment Eliminations [Member]                      
Net Sales                 (10,362) (9,198) (5,262)
Cost of goods sold                 (7,685) (21,176) (12,477)
Ethanol Production [Member]                      
Net Sales                 1,104,620 1,046,976 710,201
Cost of goods sold                 1,098,977 1,015,655 716,877
Income (loss) before provision for income taxes                 (27,458) (6,882) (32,723)
Depreciation and amortization                 37,637 34,528 23,091
Interest expense                 5,887 20,794 11,969
Ethanol Production [Member] | Intersegment Net Sales [Member]                      
Net Sales                 1,898 1,169
Ethanol Production [Member] | External Customers [Member]                      
Net Sales                 1,102,722 1,045,807 710,201
Marketing and Distribution [Member]                      
Net Sales                 537,997 586,980 486,237
Cost of goods sold                 535,032 575,921 476,410
Income (loss) before provision for income taxes                 (2,463) 4,517 3,200
Depreciation and amortization                 3 151
Interest expense                 1,271 1,404 625
Marketing and Distribution [Member] | Intersegment Net Sales [Member]                      
Net Sales                 8,464 8,029 5,262
Marketing and Distribution [Member] | External Customers [Member]                      
Net Sales                 529,533 578,951 480,975
Corporate Activities [Member]                      
Income (loss) before provision for income taxes                 (8,474) 2,910 616
Depreciation and amortization                 1,014 910 390
Interest expense                 $ 5,780 $ 208