Fair Value (Schedule of additional quantitative information about assets measured at fair value on a nonrecurring basis) (Details) - Nonrecurring basis $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Assets held at fair value	$ 427	$ 319
Significant Unobservable Inputs (Level 3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Assets held at fair value	$ 427	$ 319
Impaired Loans, Valuation Technique [Extensible List]	Appraisal of collateral	Appraisal of collateral
Significant Unobservable Inputs (Level 3) | Impaired loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Assets held at fair value	$ 427	$ 319
Significant Unobservable Inputs (Level 3) | Appraisal of collateral | Liquidation expenses | Minimum | Impaired loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, unobservable input (in percent)	0	0
Significant Unobservable Inputs (Level 3) | Appraisal of collateral | Liquidation expenses | Maximum | Impaired loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, unobservable input (in percent)	0.06	0.06
Significant Unobservable Inputs (Level 3) | Appraisal of collateral | Appraisal adjustments | Minimum | Impaired loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, unobservable input (in percent)	0	0
Significant Unobservable Inputs (Level 3) | Appraisal of collateral | Appraisal adjustments | Maximum | Impaired loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans, unobservable input (in percent)	0.20	0.20