Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

The following table presents information on Arrow’s other intangible assets (other than goodwill) as of December 31, 2019, 2018 and 2017:



	Depositor Intangibles¹			Mortgage Servicing Rights²			Customer Intangibles¹			Total
Gross Carrying Amount, December 31, 2019	$	2,247		$	2,229		$	4,382		$	8,858
Accumulated Amortization	(2,247		)	(1,913		)	(3,037		)	(7,197		)
Net Carrying Amount, December 31, 2019	$	—		$	316		$	1,345		$	1,661
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

Rollforward of Intangible Assets:
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
Intangible Assets Acquired	—			168			—			168
Intangible Assets Disposed	—			—			—			—
Amortization of Intangible Assets	—			(114		)	(245		)	(359		)
Balance, December 31, 2019	$	—		$	316		$	1,345		$	1,661

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.

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The following table presents the remaining estimated annual amortization expense for Arrow's intangible assets as of December 31, 2019:



	Mortgage Servicing Rights		Customer Intangibles		Total
Estimated Annual Amortization Expense:
2020	$	99	$	228	$	327
2021	78		211		289
2022	57		193		250
2023	37		176		213
2024	27		155		182
2025 and beyond	18		382		400
Total	$	316	$	1,345	$	1,661