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Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite Lived Intangible Assets [Line Items]
Goodwill impairment		$ 0		$ 0
Amortization during the year		1,060,000	$ 1,134,000	1,250,000
Core Deposits [Member]
Finite Lived Intangible Assets [Line Items]
Amortization during the year		25,000	70,000	115,000
Other Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Amortization during the year		1,000,000.0	1,100,000	$ 1,100,000
Banking Segment [Member]
Finite Lived Intangible Assets [Line Items]
Goodwill impairment	$ 0
SDN Reporting Unit [Member]
Finite Lived Intangible Assets [Line Items]
Goodwill impairment			$ 0
Goodwill and intangible asset impairment		$ 4,700,000

X

- Definition

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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Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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