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Additional Balance Sheet Information | 12 Months Ended
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Dec. 31, 2020
Balance Sheet Related Disclosures [Abstract] |
Additional Balance Sheet Information | Additional Balance Sheet Information Certain balance sheet amounts are comprised of the following:
| December 31,
(In thousands) | 2020 |  | 2019
Accounts receivable, net |  |  |
Trade accounts | $ | 215,301 |  |  | $ | 209,200 |
Other accounts | 462 |  |  | 1,007 |
| 215,763 |  |  | 210,207 |
Allowance for doubtful accounts | (1,039) |  |  | (1,184) |
| $ | 214,724 |  |  | $ | 209,023 |
Other assets |  |  |
Deferred compensation plan | $ | 22,510 |  |  | $ | 18,381 |
Debt issuance cost | 6,875 |  |  | 8,938 |
Operating lease right-of-use assets | 33,741 |  |  | 35,916 |
Other accounts | 85 |  |  | 56 |
| $ | 63,211 |  |  | $ | 63,291 |
Accounts payable |  |  |
Trade accounts | $ | 12,896 |  |  | $ | 21,663 |
Royalty and other owners | 37,243 |  |  | 36,191 |
Accrued transportation | 52,238 |  |  | 55,586 |
Accrued capital costs | 37,872 |  |  | 40,337 |
Taxes other than income | 13,736 |  |  | 16,971 |
Other accounts | 8,096 |  |  | 19,063 |
| $ | 162,081 |  |  | $ | 189,811 |
Accrued liabilities |  |  |
Employee benefits | $ | 14,270 |  |  | $ | 22,727 |
Taxes other than income | 3,026 |  |  | 3,850 |
Operating lease liabilities | 3,991 |  |  | 3,124 |
Other accounts | 1,087 |  |  | 1,589 |
| $ | 22,374 |  |  | $ | 31,290 |
Other liabilities |  |  |
Deferred compensation plan | $ | 30,581 |  |  | $ | 27,012 |
Operating lease liabilities | 29,628 |  |  | 32,677 |
Other accounts | 21,069 |  |  | 8,595 |
| $ | 81,278 |  |  | $ | 68,284 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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