Summary of Intangible Assets by Major Class |
The following table summarizes the gross carrying amounts and accumulated amortization of intangible assets by major class (in thousands):
|
|
December 31, 2017 |
|
Intangible assets subject to amortization
(Definite-lived)
|
|
Gross |
|
|
Accumulated
Amortization
|
|
|
Net |
|
Customer relationships |
|
$ |
16,852 |
|
|
$ |
(3,651 |
) |
|
$ |
13,201 |
|
Non-compete agreements |
|
|
94 |
|
|
|
(61 |
) |
|
|
33 |
|
Licenses and permits |
|
|
1,471 |
|
|
|
(390 |
) |
|
|
1,081 |
|
Developed technology |
|
|
6,131 |
|
|
|
(1,993 |
) |
|
|
4,138 |
|
|
|
|
24,548 |
|
|
|
(6,095 |
) |
|
|
18,453 |
|
Intangible assets not subject to amortization
(Indefinite-lived)
|
|
|
|
|
|
|
|
|
|
|
|
|
Emissions Allowance |
|
|
197 |
|
|
|
- |
|
|
|
197 |
|
Trade name |
|
|
2,158 |
|
|
|
- |
|
|
|
2,158 |
|
Total |
|
$ |
26,903 |
|
|
$ |
(6,095 |
) |
|
$ |
20,808 |
|
|
|
December 31, 2016 |
|
Intangible assets subject to amortization
(Definite-lived)
|
|
Gross |
|
|
Accumulated
Amortization
|
|
|
Net |
|
Customer relationships |
|
$ |
16,852 |
|
|
$ |
(2,527 |
) |
|
$ |
14,325 |
|
Non-compete agreements |
|
|
94 |
|
|
|
(43 |
) |
|
|
51 |
|
Licenses and permits |
|
|
1,471 |
|
|
|
(285 |
) |
|
|
1,186 |
|
Developed technology |
|
|
6,131 |
|
|
|
(1,379 |
) |
|
|
4,752 |
|
|
|
|
24,548 |
|
|
|
(4,234 |
) |
|
|
20,314 |
|
Intangible assets not subject to amortization
(Indefinite-lived)
|
|
|
|
|
|
|
|
|
|
|
|
|
Emissions Allowance |
|
|
197 |
|
|
|
- |
|
|
|
197 |
|
Trade name |
|
|
2,158 |
|
|
|
- |
|
|
|
2,158 |
|
Total |
|
$ |
26,903 |
|
|
$ |
(4,234 |
) |
|
$ |
22,669 |
|
|
Estimated Amortization Expenses for Succeeding Five Fiscal Years |
Based on identified intangible assets that are subject to amortization as of December 31, 2017, we expect future amortization expenses for each period to be as follows (in thousands):
|
|
Total |
|
|
2018
|
|
|
2019
|
|
|
2020
|
|
|
2021
|
|
|
2022
|
|
|
Thereafter
|
|
Customer relationships |
|
$ |
13,202 |
|
|
$ |
1,123 |
|
|
$ |
1,123 |
|
|
$ |
1,123 |
|
|
$ |
1,123 |
|
|
$ |
1,123 |
|
|
$ |
7,587 |
|
Non-compete agreements |
|
|
32 |
|
|
|
19 |
|
|
|
13 |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
Licenses and permits |
|
|
1,081 |
|
|
|
106 |
|
|
|
106 |
|
|
|
106 |
|
|
|
106 |
|
|
|
86 |
|
|
|
571 |
|
Developed technology |
|
|
4,138 |
|
|
|
613 |
|
|
|
613 |
|
|
|
613 |
|
|
|
613 |
|
|
|
613 |
|
|
|
1,073 |
|
Total future amortization expense |
|
$ |
18,453 |
|
|
$ |
1,861 |
|
|
$ |
1,855 |
|
|
$ |
1,842 |
|
|
$ |
1,842 |
|
|
$ |
1,822 |
|
|
$ |
9,231 |
|
|