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Fair Value Accounting - Valuation Techniques and Significant Unobservable Inputs (Details) - Fair Value, Measurements, Nonrecurring	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Minimum | Collateral Dependent Impaired Loans | Level 3 | Third Party Appraised value of Real Estate Less Estimated Selling Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate	0.00%	0.00%
Fair value inputs, estimated selling costs	0.00%	0.00%
Minimum | Other real estate | Level 3 | Third Party Appraised value of Real Estate Less Estimated Selling Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate		0.00%
Fair value inputs, estimated selling costs		0.00%
Minimum | Other assets held for sale | Level 3 | Third-party appraised value less estimated selling costs or BOV
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate	0.00%	0.00%
Fair value inputs, estimated selling costs	0.00%	0.00%
Maximum | Collateral Dependent Impaired Loans | Level 3 | Third Party Appraised value of Real Estate Less Estimated Selling Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate	74.00%	71.00%
Fair value inputs, estimated selling costs	10.00%	10.00%
Maximum | Other real estate | Level 3 | Third Party Appraised value of Real Estate Less Estimated Selling Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate		48.00%
Fair value inputs, estimated selling costs		10.00%
Maximum | Other assets held for sale | Third-party appraised value less estimated selling costs or BOV
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate		51.00%
Maximum | Other assets held for sale | Level 3 | Third-party appraised value less estimated selling costs or BOV
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate	35.00%
Fair value inputs, estimated selling costs	10.00%	10.00%
Weighted Average | Collateral Dependent Impaired Loans | Level 3 | Third Party Appraised value of Real Estate Less Estimated Selling Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate	21.00%	48.00%
Fair value inputs, estimated selling costs	7.00%	7.00%
Weighted Average | Other real estate | Level 3 | Third Party Appraised value of Real Estate Less Estimated Selling Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate		24.00%
Fair value inputs, estimated selling costs		7.00%
Weighted Average | Other assets held for sale | Third-party appraised value less estimated selling costs or BOV
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate		20.00%
Weighted Average | Other assets held for sale | Level 3 | Third-party appraised value less estimated selling costs or BOV
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate	13.00%
Fair value inputs, estimated selling costs	7.00%	7.00%

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Fair Value Inputs, Estimated selling costs

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- Definition

Discount rate used to estimate the fair value of servicing assets and servicing liabilities.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122596-111746

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