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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | During the year s ended December 31, 2016 and 2015, the change in the carrying amount of goodwill was as follows (in thousands):
Balance at January 1, 2015 | $ | 20,786 |
Acquisition of Mid Pac (1) | 27,531 |
Impairment expense | (6,990 | )
Balance at December 31, 2015 | 41,327 |
Acquisition of Wyoming Refining (1) | 64,994 |
Mid Pac acquisition purchase price allocation adjustment (2) | (589 | )
Balance at December 31, 2016 | $ | 105,732 |
________________________________________________________
(1) | Please read Note 4—Acquisitions for further discussion.
(2) | During 2016, the purchase price allocation was adjusted to record an increase to tax receivables and a decrease to goodwill of $0.6 million. The tax receivable was recorded in connection with a tax refund received by Mid Pac in the first quarter of 2016.
Schedule of Finite-Lived Intangible Assets | Intangible assets consist of the following (in thousands):
| December 31,
| 2016 |  | 2015
Intangible assets: |  |  |  |  |
Railcar leases | $ | 3,249 |  |  | $ | 3,249 |
Trade names and trademarks | 6,267 |  |  | 6,267 |
Customer relationships | 32,064 |  |  | 32,064 |
Total intangible assets | 41,580 |  |  | 41,580 |
Accumulated amortization: |  |  |  |  |
Railcar leases | (2,599 | ) |  | (1,950 | )
Trade name and trademarks | (4,864 | ) |  | (3,540 | )
Customer relationships | (4,205 | ) |  | (1,722 | )
Total accumulated amortization | (11,668 | ) |  | (7,212 | )
Net: |  |  |  |  |
Railcar leases | 650 |  |  | 1,299 |
Trade name and trademarks | 1,403 |  |  | 2,727 |
Customer relationships | 27,859 |  |  | 30,342 |
Total intangible assets, net | $ | 29,912 |  |  | $ | 34,368 |
Finite-lived Intangible Assets Amortization Expense | Expected amortization expense for each of the next five years and thereafter is as follows (in thousands):
Year Ended |  | Amount
2017 |  | $ | 3,307 |
2018 |  | 2,658 |
2019 |  | 2,658 |
2020 |  | 2,658 |
2021 |  | 2,658 |
Thereafter |  | 15,973 |
|  | $ | 29,912 |

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