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Other Accrued Liabilities
9 Months Ended
Sep. 30, 2021
Payables and Accruals [Abstract]  
Other Accrued Liabilities OTHER ACCRUED LIABILITIES:
September 30,
2021
December 31,
2020
Royalties$121,533 $72,401 
Deferred Revenue17,472 10,986 
Transportation Charges15,607 15,969 
Accrued Other Taxes12,404 10,580 
Accrued Interest12,215 26,549 
Short-Term Incentive Compensation7,974 20,340 
Litigation Contingency7,215 2,025 
Accrued Payroll & Benefits6,504 5,009 
Purchased Gas Payable1,229 1,528 
Other11,413 23,144 
Current Portion of Long-Term Liabilities:
Asset Retirement Obligations8,455 8,455 
Salary Retirement1,831 1,787 
Total Other Accrued Liabilities$223,852 $198,773