XML 59 R45.htm IDEA: XBRL DOCUMENT v3.8.0.1
Inventories (Details) - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Inventory [Line Items]    
Crude oil and feedstocks $ 77,515,000 $ 149,984,000
Refined products and blendstock 174,309,000 172,422,000
Warehouse stock and other (2) 44,443,000 22,951,000
Total 296,267,000 345,357,000
Reserves for the lower of cost or market value of inventory 0 0
Titled Inventory    
Inventory [Line Items]    
Crude oil and feedstocks 14,538,000 93,970,000
Refined products and blendstock 57,926,000 63,505,000
Warehouse stock and other (2) 44,443,000 22,951,000
Total 116,907,000 180,426,000
Supply and Offtake Agreements    
Inventory [Line Items]    
Crude oil and feedstocks 62,977,000 56,014,000
Refined products and blendstock 116,383,000 108,917,000
Warehouse stock and other (2) 0 0
Total 179,360,000 $ 164,931,000
Renewable Identification Numbers “RINs”    
Inventory [Line Items]    
Warehouse stock and other (2) $ 18,300,000