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INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2016
Inventory Disclosure [Abstract]  
Schedule of inventory
Our inventory amounts were as follows at the dates indicated (in thousands):
 
March 31,
2016
 
December 31,
2015
Liquid petroleum products (1)
$
172,193

 
$
174,232

Materials and supplies
19,463

 
18,760

Total inventories
$
191,656

 
$
192,992

                                                      
(1)
Ending inventory was 140.4 million and 153.3 million gallons of liquid petroleum products as of March 31, 2016 and December 31, 2015, respectively.