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Additional Balance Sheet Information (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Additional Balance Sheet Information |
Additional Balance Sheet Information |
|  | December 31, |
--- | --- | --- | ---
(In thousands) |  | 2012 |  | 2011 |
ACCOUNTS RECEIVABLE, NET |  |  |  |  |  |  |
Trade accounts |  | $ | 165,070 |  | $ | 111,306 |
Joint interest accounts |  |  | 5,659 |  |  | 5,417 |
Other accounts |  |  | 2,817 |  |  | 1,003 |
|  |  | 173,546 |  |  | 117,726 |
Allowance for doubtful accounts |  |  | (1,127 | ) |  | (3,345 | )
|  | $ | 172,419 |  | $ | 114,381 |
INVENTORIES |  |  |  |  |  |  |
Natural gas in storage |  | $ | 7,494 |  | $ | 13,513 |
Tubular goods and well equipment |  |  | 6,392 |  |  | 7,146 |
Other accounts |  |  | 287 |  |  | 619 |
|  | $ | 14,173 |  | $ | 21,278 |
OTHER CURRENT ASSETS |  |  |  |  |  |  |
Prepaid balances and other |  | $ | 2,158 |  | $ | 2,345 |
Restricted cash |  |  | — |  |  | 2,234 |
|  | $ | 2,158 |  | $ | 4,579 |
OTHER ASSETS |  |  |  |  |  |  |
Deferred compensation plan |  | $ | 10,608 |  | $ | 10,838 |
Debt issuance cost |  |  | 17,420 |  |  | 17,680 |
Equity method investment |  |  | 6,915 |  |  | — |
Other accounts |  |  | 83 |  |  | 1,342 |
|  | $ | 35,026 |  | $ | 29,860 |
ACCOUNTS PAYABLE |  |  |  |  |  |  |
Trade accounts |  | $ | 22,977 |  | $ | 18,253 |
Natural gas purchases |  |  | 4,892 |  |  | 3,012 |
Royalty and other owners |  |  | 66,321 |  |  | 48,113 |
Accrued capital costs |  |  | 164,862 |  |  | 138,122 |
Taxes other than income |  |  | 1,284 |  |  | 2,076 |
Drilling advances |  |  | 44,203 |  |  | 1,489 |
Producer gas imbalances |  |  | 1,602 |  |  | 2,312 |
Other accounts |  |  | 6,339 |  |  | 3,917 |
|  | $ | 312,480 |  | $ | 217,294 |
ACCRUED LIABILITIES |  |  |  |  |  |  |
Employee benefits |  | $ | 16,011 |  | $ | 26,035 |
Pension and postretirement benefits |  |  | 1,304 |  |  | 6,331 |
Taxes other than income |  |  | 8,735 |  |  | 12,297 |
Interest payable |  |  | 22,329 |  |  | 24,701 |
Derivative contracts |  |  | 192 |  |  | 385 |
Other accounts |  |  | 1,218 |  |  | 1,169 |
|  | $ | 49,789 |  | $ | 70,918 |
OTHER LIABILITIES |  |  |  |  |  |  |
Deferred compensation plan |  | $ | 23,893 |  | $ | 20,187 |
Other accounts |  |  | 16,282 |  |  | 11,752 |
|  | $ | 40,175 |  | $ | 31,939 |

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