Goodwill and Intangible Assets (Narrative) (Details) - USD ($)	3 Months Ended	12 Months Ended
Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Goodwill, impairment loss		$ 0	$ 0
Amortization of intangibles		2,256,000	1,740,000
Goodwill		91,565,000	$ 74,135,000	$ 65,614,000
Adjustment, due to Sale	$ 2,500,000	$ 2,464,000
Customer Relationships [Member]
Intangible asset, useful life		10 years
Trade Names [Member]
Intangible asset, useful life		5 years

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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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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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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