XML 42 R31.htm IDEA: XBRL DOCUMENT v3.21.2
Supplemental Balance Sheet Information (Tables)
 9 Months Ended
Sep. 30, 2021
Balance Sheet Related Disclosures [Abstract]  
Schedule of Other Accrued Liabilities Components of "Other accrued liabilities" were as follows:
 September 30,
2021		December 31, 2020
Accrued interest$5,261 $16,104 
Asset retirement obligations300 1,692 
Property and other taxes payable4,546 4,869 
Accrued payroll4,425 3,244 
Operating lease liabilities6,746 7,529 
Other418 969 
 $21,696 $34,407 
Schedule of Asset Retirement Obligations
The schedule below summarizes the changes in our asset retirement obligations:
 September 30, 2021
 
Beginning asset retirement obligations$8,759 
Additions to asset retirement obligations— 
Accretion expense284 
Liabilities settled(22)
Ending asset retirement obligations9,021 
Current portion of asset retirement obligations1
(300)
Long-term portion of asset retirement obligations2
$8,721 

1The current portion of asset retirement obligations is included in "Other accrued liabilities" on the Partnership's Consolidated and Condensed Balance Sheets.

2The non-current portion of asset retirement obligations is included in "Other long-term obligations" on the Partnership's Consolidated and Condensed Balance Sheets.