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Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2017
Fair Value Disclosures [Abstract] |
Summary of Fair Value Hierarchy for Financial Assets | The fair value hierarchy for our financial assets and liabilities accounted for at fair value on a recurring basis at September 30, 2017 and December 31, 2016 was as follows (in thousands):
|  | As of September 30, 2017
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets |  |  |  |  |  |  |  |
OTC commodity swaps |  | $ | — |  |  | $ | 88 |  |  | $ | — |  |  | $ | 88 |
Total assets |  | — |  |  | 88 |  |  | — |  |  | 88 |
Liabilities |  |  |  |  |  |  |  |  |
OTC commodity swaps |  | — |  |  | — |  |  | — |  |  | — |
Net assets |  | $ | — |  |  | $ | 88 |  |  | $ | — |  |  | $ | 88 |
|  | As of December 31, 2016
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets |  |  |  |  |  |  |  |
OTC commodity swaps |  | $ | — |  |  | $ | 9 |  |  | $ | — |  |  | $ | 9 |
Total assets |  | — |  |  | 9 |  |  | — |  |  | 9 |
Liabilities |  |  |  |  |  |  |  |
OTC commodity swaps |  | — |  |  | (82 | ) |  | — |  |  | (82 | )
Net liabilities |  | $ | — |  |  | $ | (73 | ) |  | $ | — |  |  | $ | (73 | )

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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