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Fair Value Measurements Fair Value, Assets Measured on Recurring Basis, Valuation Techniques (Details) $ in Thousands | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($)
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Fair Value, Inputs, Level 3 |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Mortgage servicing rights |  | $ 162 | $ 147
Fair Value, Measurements, Recurring |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Mortgage servicing rights |  | 162 | 147
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3 | Valuation Technique, Discounted Cash Flow |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Mortgage servicing rights |  | $ 162 | $ 147
Fair Value, Measurements, Recurring | Other Assets | Fair Value, Inputs, Level 3 | Measurement Input, Constant Prepayment Rate |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Servicing Asset, Measurement Input | [1] | 0.0670 | 0.1333
[1] | (1) Represents annualized loan repayment rate assumptions

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- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745 + Details
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