|3 Months Ended|
Mar. 31, 2018
Inventories included the following:
Inventory serves as collateral for our amended and restated credit agreement. See Note 10.
Inventory included petrochemical products in transit valued at approximately $4.0 million and $3.7 million at March 31, 2018, and December 31, 2017, respectively.
The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.
Reference 1: http://www.xbrl.org/2003/role/presentationRef