Goodwill and Intangible Assets |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2017 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Goodwill and Intangible Assets Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Goodwill and Intangible Assets | Goodwill and Intangible Assets Goodwill and intangible assets as of December 31, 2017 and December 31, 2016 were recognized as part of the purchase price allocation of the Business Combination as of the Closing Date. During the year ended December 31, 2017, the purchase price allocation for the Business Combination was adjusted, resulting in a $9.0 million decrease to goodwill as of December 31, 2017, the purchase price allocation for the business combination is considered final. Activity of goodwill is presented below by reportable segment:
Intangible assets consist of the following:
Amortization expense was $23.9 million for the year ended December 31, 2017, and $3.9 million (Successor) and $1.2 million (Predecessor) for the periods from November 4, 2016 through December 31, 2016 and from January 1, 2016 through November 3, 2016, respectively, and $0.9 million (Predecessor) for the year ended December 31, 2015. The unamortized portion of customer relationships will be expensed over their remaining useful life, from 18 to 23 years. The weighted-average amortization period as of December 31, 2017 for customer relationships was 21.5 years. Future expected amortization expense is as follows:
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