| Schedule of Changes in the Carrying Amounts of Intangible Assets |
The Company’s intangible assets as of December 31, 2015 and 2014 were as follows (in thousands): | | | | | | | | | | | | | | | | December 31, 2015 | | | Customer Relationships | | Trademark/ Tradename | | Total | Balance as of December 31, 2014 | | $ | 91,382 |
| | $ | 5,888 |
| | $ | 97,270 |
| Amortization | | (8,804 | ) |
| (1,070 | ) | | (9,874 | ) | Impairment | | $ | (534 | ) | | $ | — |
| | $ | (534 | ) | Balance as of December 31, 2015 | | $ | 82,044 |
| | $ | 4,818 |
| | $ | 86,862 |
| Weighted average remaining amortization period | | 9.4 years | | 4.5 years | | |
| | | | | | | | | | | | | | | | December 31, 2014 | | | Customer Relationships | | Trademark/ Tradename | | Total | Balance as of December 31, 2013 | | $ | 100,198 |
| | $ | 6,957 |
| | $ | 107,155 |
| Amortization | | (8,816 | ) | | (1,069 | ) | | (9,885 | ) | Balance as of December 31, 2014 | | $ | 91,382 |
| | $ | 5,888 |
| | $ | 97,270 |
| Weighted average remaining amortization period | | 10.4 years | | 5.5 years | | |
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| Estimated Amortization Expense |
Estimated amortization expense for each of the subsequent five years and thereafter is as follows (in thousands): | | | | | | Fiscal year: | | | 2016 | | $ | 9,754 |
| 2017 | | 9,754 |
| 2018 | | 9,754 |
| 2019 | | 9,754 |
| 2020 | | 9,135 |
| Thereafter | | 38,711 |
| | | | Total amortization | | $ | 86,862 |
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