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Fair Value (Fair Value Measurement and Assumptions) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Assumptions used in discounted cash flow model to determine fair value of investments classified within level 3
Doubtful and Impaired commercial collateral dependent loans	$ 51,306,000	$ 51,326,000
Impaired commercial collateral dependent receivables appraisals to determine fair value within immediately preceding twelve months	0	0
Impaired collateral dependent commercial loans with internal evaluation completed within last twelve months	51,306,000	51,326,000
Charges to allowance for probable loan losses in connection with other real estate owned	0	2,000
Adjustment to fair value in connection with other real estate owned	250,000	1,627,000
Fair Value, Measurements, Nonrecurring
Assumptions used in discounted cash flow model to determine fair value of investments classified within level 3
Change in net provision, impaired loans	1,000,000	2,346,000
Change in net provision, other real estate owned	250,000	1,627,000
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 3
Assets:
Watch-List doubtful loans	29,894,000	30,743,000
Non-financial assets:
Other real estate owned	752,000	5,653,000
Fair Value, Measurements, Nonrecurring | Estimated Fair Value
Assets:
Watch-List doubtful loans	29,894,000	30,743,000
Non-financial assets:
Other real estate owned	$ 752,000	$ 5,653,000

X

- Definition

Amount of increase (decrease) of allowance reserve for credit losses in connection with loans transferred to other real estate owned.

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- Definition

Reflects the amount of charge-off related to a loan prior to foreclosure.

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The estimated fair value of recorded investment related to change in provision for impaired financing receivables measured at fair value.

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Carrying amount as of the balance sheet date of change in Provision of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

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The estimated fair value of the watch-list doubtful loans measured on a non-recurring basis as of the reporting date.

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- Definition

The impaired collateral dependent commercial loans where an internal evaluation has been done in the last twelve months.

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The estimated fair value of the recorded impaired collateral measured on a non-recurring basis as of the reporting date.

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Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

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