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Fair Value of Financial Assets and Liabilities - Quantitative Information About Significant Unobservable Inputs for Servicing Assets and Liabilities (Details)	Jun. 30, 2023	Jun. 30, 2022
Discount rate | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.3000	0.3000
Servicing liability, measurement input	0.3000	0.3000
Discount rate | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.3000	0.3000
Servicing liability, measurement input	0.3000	0.3000
Discount rate | Weighted Average (3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.3000	0.3000
Servicing liability, measurement input	0.3000	0.3000
Adequate compensation assumption: | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.0092	0.0078
Servicing liability, measurement input	0.0092	0.0213
Adequate compensation assumption: | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.0231	0.0185
Servicing liability, measurement input	0.0231	0.0234
Adequate compensation assumption: | Weighted Average (3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.0093	0.0110
Servicing liability, measurement input	0.0227	0.0221
Gross default rate assumption: | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.0215	0.0059
Servicing liability, measurement input	0.0950	0.0903
Gross default rate assumption: | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.1120	0.5059
Servicing liability, measurement input	0.2154	0.2444
Gross default rate assumption: | Weighted Average (3)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Servicing asset, measurement input	0.0336	0.0159
Servicing liability, measurement input	0.1364	0.1381

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- Definition

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Value of input used to measure servicing asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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