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Additional Balance Sheet Information | 12 Months Ended
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Dec. 31, 2017
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) | 2017 |  | 2016
Accounts receivable, net |  |  |  |  |
Trade accounts | $ | 215,511 |  |  | $ | 185,594 |
Joint interest accounts | 467 |  |  | 1,359 |
Other accounts | 1,312 |  |  | 5,335 |
| 217,290 |  |  | 192,288 |
Allowance for doubtful accounts | (1,286 | ) |  | (1,243 | )
| $ | 216,004 |  |  | $ | 191,045 |
Inventories |  |  |  |  |
Tubular goods and well equipment | $ | 8,006 |  |  | $ | 11,005 |
Natural gas in storage | — |  |  | 2,299 |
| $ | 8,006 |  |  | $ | 13,304 |
Other assets |  |  |
Deferred compensation plan | $ | 14,966 |  |  | $ | 12,587 |
Debt issuance cost | 7,990 |  |  | 11,403 |
Derivative instruments | 2,239 |  |  | 2,991 |
Other accounts | 56 |  |  | 58 |
| $ | 25,251 |  |  | $ | 27,039 |
Accounts payable |  |  |  |  |
Trade accounts | $ | 7,815 |  |  | $ | 27,355 |
Natural gas purchases | 4,299 |  |  | 2,231 |
Royalty and other owners | 39,207 |  |  | 36,472 |
Accrued transportation | 51,433 |  |  | 48,977 |
Accrued capital costs | 31,130 |  |  | 34,647 |
Taxes other than income | 16,801 |  |  | 13,827 |
Deposits received for asset sales | 81,500 |  |  | — |
Other accounts | 5,860 |  |  | 4,902 |
| $ | 238,045 |  |  | $ | 168,411 |
Accrued liabilities |  |  |  |  |
Employee benefits | $ | 20,645 |  |  | $ | 14,153 |
Taxes other than income | 550 |  |  | 3,829 |
Asset retirement obligations | 4,952 |  |  | 2,000 |
Other accounts | 1,294 |  |  | 1,510 |
| $ | 27,441 |  |  | $ | 21,492 |
Other liabilities |  |  |  |  |
Deferred compensation plan | $ | 29,145 |  |  | $ | 24,169 |
Other accounts | 10,578 |  |  | 4,952 |
| $ | 39,723 |  |  | $ | 29,121 |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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