XML 38 R9.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Accounts Receivable and Accounts Payable and Accrued Expenses | 12 Months Ended
--- | ---
Dec. 31, 2013
Accounts Receivable and Accounts Payable and Accrued Expenses [Abstract] |
Accounts Receivable and Accounts Payable and Accrued Expenses [Text Block] | Note 2 – Accounts Receivable and Accounts Payable and Accrued Expenses Accounts receivable are comprised of the following:
| As of December 31,
| 2013 |  | 2012
| (in thousands)
Accrued oil, gas, and NGL production revenue | $ | 228,169 |  |  | $ | 160,568 |
Amounts due from joint interest owners | 37,517 |  |  | 42,740 |
Acquisition and Development Agreement receivable | — |  |  | 19,931 |
State severance tax refunds | 29,213 |  |  | 17,237 |
Other | 23,472 |  |  | 14,329 |
Total accounts receivable | $ | 318,371 |  |  | $ | 254,805 |
Accounts payable and accrued expenses are comprised of the following:
| As of December 31,
| 2013 |  | 2012
| (in thousands)
Accrued capital expenditures | $ | 217,820 |  |  | $ | 243,611 |
Revenue and severance tax payable | 87,852 |  |  | 65,494 |
Accrued lease operating expense | 29,296 |  |  | 28,037 |
Accrued property taxes | 10,401 |  |  | 9,478 |
Joint owner advances | 96,636 |  |  | 69,639 |
Accrued compensation | 71,466 |  |  | 35,607 |
Accrued interest | 40,027 |  |  | 25,027 |
Other | 53,253 |  |  | 48,734 |
Total accounts payable and accrued expenses | $ | 606,751 |  |  | $ | 525,627 |

X
- Details
Name: | sm_AccountsReceivableAndAccountsPayableAndAccruedExpensesAbstract
Namespace Prefix: | sm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accounts Receivable and Accounts Payable and Accrued Expenses [Text Block] + References No definition available. + Details
Name: | sm_AccountsReceivableAndAccountsPayableAndAccruedExpensesTextBlock
Namespace Prefix: | sm_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration