XML 27 R15.htm IDEA: XBRL DOCUMENT v3.21.1
Other Accrued Liabilities
3 Months Ended
Mar. 31, 2021
Payables and Accruals [Abstract]  
Other Accrued Liabilities Other Accrued Liabilities
Other accrued liabilities at March 31, 2021 and December 31, 2020 consisted of the following (in thousands):

March 31, 2021December 31, 2020
Accrued payroll and other employee benefits$15,543 $14,916 
Gross environmental credit obligations (1)259,973 150,482 
Other32,475 34,230 
Total$307,991 $199,628 
___________________________________________________
(1)Gross environmental credit obligations are stated at market as of March 31, 2021 and December 31, 2020. A portion of these obligations are expected to be settled with our RINs assets and other environmental credits, which are presented as Inventories on our condensed consolidated balance sheet and are stated at the lower of cost and net realizable value. The carrying costs of these assets were $36.3 million and $26.7 million as of March 31, 2021 and December 31, 2020, respectively.