XML 29 R15.htm IDEA: XBRL DOCUMENT
v3.21.2

Intangible Assets | 6 Months Ended
--- | ---
Jun. 30, 2021
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Intangible Assets | Intangible Assets The following table summarizes the components of our intangible assets at the dates indicated:
| June 30, 2021 |  | December 31, 2020
| Gross Carrying Amount |  | Accumulated Amortization |  | Carrying Value |  | Gross Carrying Amount |  | Accumulated Amortization |  | Carrying Value
Marine contract intangibles | $ | 800 |  |  | $ | 589 |  |  | $ | 211 |  |  | $ | 800 |  |  | $ | 571 |  |  | $ | 229 |
Offshore pipeline contract intangibles | 158,101 |  |  | 49,233 |  |  | 108,868 |  |  | 158,101 |  |  | 45,073 |  |  | 113,028 |
Other | 33,629 |  |  | 14,761 |  |  | 18,868 |  |  | 29,244 |  |  | 13,759 |  |  | 15,485 |
Total | $ | 192,530 |  |  | $ | 64,583 |  |  | $ | 127,947 |  |  | $ | 188,145 |  |  | $ | 59,403 |  |  | $ | 128,742 |
Our amortization of intangible assets for the periods presented was as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Amortization of intangible assets | $ | 2,580 |  |  | $ | 4,146 |  |  | $ | 5,180 |  |  | $ | 8,262 |
We estimate that our amortization expense for the next five years will be as follows:
Remainder of | 2021 | $ | 5,673 |
| 2022 | $ | 11,244 |
| 2023 | $ | 10,976 |
| 2024 | $ | 10,661 |
| 2025 | $ | 10,494 |

X
- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
Name: | us-gaap_IntangibleAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration