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Other Intangible Assets | 12 Months Ended
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Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Other Intangible Assets | OTHER INTANGIBLE ASSETS (Dollars In Thousands) The following table presents information on Arrow’s other intangible assets (other than goodwill) as of December 31, 2018, 2017 and 2016:
| Depositor Intangibles 1 |  | Mortgage Servicing Rights 2 |  | Customer Intangibles 1 |  | Total
Gross Carrying Amount, December 31, 2018 | $ | 2,247 |  |  | $ | 2,061 |  |  | $ | 4,382 |  |  | $ | 8,690 |
Accumulated Amortization | (2,247 | ) |  | (1,799 | ) |  | (2,792 | ) |  | (6,838 | )
Net Carrying Amount, December 31, 2018 | $ | — |  |  | $ | 262 |  |  | $ | 1,590 |  |  | $ | 1,852 |
Gross Carrying Amount, December 31, 2017 | $ | 2,247 |  |  | $ | 2,061 |  |  | $ | 4,382 |  |  | $ | 8,690 |
Accumulated Amortization | (2,247 | ) |  | (1,624 | ) |  | (2,530 | ) |  | (6,401 | )
Net Carrying Amount, December 31, 2017 | $ | — |  |  | $ | 437 |  |  | $ | 1,852 |  |  | $ | 2,289 |
Rollforward of Intangible Assets: |  |  |  |  |  |  |
Balance, December 31, 2015 | $ | — |  |  | $ | 679 |  |  | $ | 2,428 |  |  | $ | 3,107 |
Intangible Assets Acquired | — |  |  | 146 |  |  | — |  |  | 146 |
Intangible Assets Disposed | — |  |  | — |  |  | — |  |  | — |
Amortization of Intangible Assets | — |  |  | (260 | ) |  | (297 | ) |  | (557 | )
Balance, December 31, 2016 | — |  |  | 565 |  |  | 2,131 |  |  | 2,696 |
Intangible Assets Acquired | — |  |  | 93 |  |  | — |  |  | 93 |
Intangible Assets Disposed | — |  |  | — |  |  | — |  |  | — |
Amortization of Intangible Assets | — |  |  | (221 | ) |  | (279 | ) |  | (500 | )
Balance, December 31, 2017 | — |  |  | 437 |  |  | 1,852 |  |  | 2,289 |
Intangible Assets Acquired | — |  |  | — |  |  | — |  |  | — |
Intangible Assets Disposed | — |  |  | — |  |  | — |  |  | — |
Amortization of Intangible Assets | — |  |  | (175 | ) |  | (262 | ) |  | (437 | )
Balance, December 31, 2018 | $ | — |  |  | $ | 262 |  |  | $ | 1,590 |  |  | $ | 1,852 |
1 Amortization of depositor intangibles and customer intangibles are reported in the Consolidated Statements of Income as a component of other operating expense. 2 Amortization of mortgage servicing rights is reported in the Consolidated Statements of Income as a reduction of mortgage servicing fee income, which is included with fees for other services to customers. The following table presents the remaining estimated annual amortization expense for Arrow's intangible assets as of December 31, 2018:
|  | Mortgage Servicing Rights |  | Customer Intangibles |  | Total
Estimated Annual Amortization Expense: |  |  |  |  |  |
2019 |  | $ | 103 |  |  | $ | 245 |  |  | $ | 348 |
2020 |  | 71 |  |  | 227 |  |  | 298 |
2021 |  | 50 |  |  | 210 |  |  | 260 |
2022 |  | 29 |  |  | 193 |  |  | 222 |
2023 |  | 9 |  |  | 176 |  |  | 185 |
2024 and beyond |  | — |  |  | 539 |  |  | 539 |
Total |  | $ | 262 |  |  | $ | 1,590 |  |  | $ | 1,852 |

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- References No definition available. + Details
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- 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
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