The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Goodwill and Intangible Assets - Core Deposit Intangible (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Changes in the core deposit intangible
Balance at the beginning of the period			$ 3,373
Amortization	$ (177)	$ (76)	(540)	$ (226)
Balance at the end of the period	2,833		2,833		$ 3,373
Core deposit intangible
Changes in the core deposit intangible
Balance at the beginning of the period			3,373	$ 1,069	1,069
Amortization			(540)		(346)
Balance at the end of the period	$ 2,833		$ 2,833		3,373
Liberty Bell Bank \| Core deposit intangible
Intangibles
Amortization period			7 years
Virginia Partners Bank \| Core deposit intangible
Intangibles
Amortization period			120 months
Changes in the core deposit intangible
Partners acquisition					$ 2,650