The following is a listing of the Company’s assets and liabilities required to be measured at fair value on a recurring basis and where they are classified within the fair value hierarchy as of March 31, 2015 and December 31, 2014 respectively (in thousands): | | | | | | | | | | | | | | | | | | March 31, 2015 (unaudited) | | Level 1 | | Level 2 | | Level 3 | | Total | Assets (Liability) | | | | | | | | Cash equivalents | $ | 336,065 |
| | $ | — |
| | $ | — |
| | $ | 336,065 |
| Restricted cash | 18,775 |
| | — |
| | — |
| | 18,775 |
| Heating oil collars - fuel derivative instruments | — |
| | (11,768 | ) | | — |
| | (11,768 | ) | Brent calls - fuel derivative instruments | — |
| | (181 | ) | | — |
| | (181 | ) | Heating oil swaps - fuel derivative instruments | — |
| | (615 | ) | | — |
| | (615 | ) | Jet fuel swaps - fuel derivative instruments | — |
| | (636 | ) | | — |
| | (636 | ) | | $ | 354,840 |
| | $ | (13,200 | ) | | $ | — |
| | $ | 341,640 |
| | | | | | | | | | December 31, 2014 | | Level 1 | | Level 2 | | Level 3 | | Total | Assets (Liability) | | | | | | | | Cash equivalents | $ | 339,211 |
| | $ | — |
| | $ | — |
| | $ | 339,211 |
| Restricted cash | 18,775 |
| | — |
| | — |
| | 18,775 |
| Heating oil collars - fuel derivative instruments | — |
| | (27,170 | ) | | — |
| | (27,170 | ) | Brent calls - fuel derivative instruments | — |
| | 50 |
| | — |
| | 50 |
| | $ | 357,986 |
| | $ | (27,120 | ) | | $ | — |
| | $ | 330,866 |
|
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