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Note 5 - Mortgage Servicing Rights (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Servicing Asset at Amortized Cost [Table Text Block]

		At or For the Year Ended
		December 31,
		2023				2022				2021
Beginning balance, at the lower of cost or fair value		$	18,017			$	16,970			$	12,595
Additions			2,772				5,400				9,760
MSRs amortized			(3,565	)			(4,354	)			(7,444	)
Recovery (impairment) of MSRs			(48	)			1				2,059
Ending balance, at the lower of cost or fair value		$	17,176			$	18,017			$	16,970
MSRs held for sale, held at the lower of cost or fair value included in the ending balance above		$	8,086			$	—			$	—

Schedule of Servicing Assets at Fair Value [Table Text Block]

		At December 31,
Key assumptions:		2023				2022
Weighted average discount rate			9.4	%			9.6	%
Conditional prepayment rate (“CPR”)			7.2	%			8.2	%
Weighted average life in years			8.4				7.8

Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets [Table Text Block]

						December 31,
						2023				2022
Aggregate portfolio principal balance						$	2,832,016			$	2,783,458
Weighted average rate of loans in servicing portfolio							3.6	%			3.4	%
At December 31, 2023		Base				0.5% Adverse Rate Change				1.0% Adverse Rate Change
Conditional prepayment rate			7.2	%			8.0	%			9.3	%
Fair value MSRs		$	38,163			$	37,268			$	35,819
Percentage of MSRs			1.3	%			1.3	%			1.3	%
Discount rate			9.4	%			9.9	%			10.4	%
Fair value MSRs		$	38,163			$	37,301			$	36,476
Percentage of MSRs			1.3	%			1.3	%			1.3	%
At December 31, 2022		Base				0.5% Adverse Rate Change				1.0% Adverse Rate Change
Conditional prepayment rate			8.2	%			8.6	%			9.3	%
Fair value MSRs		$	35,478			$	34,997			$	34,188
Percentage of MSRs			1.3	%			1.3	%			1.2	%
Discount rate			9.6	%			10.1	%			10.6	%
Fair value MSRs		$	35,478			$	34,715			$	33,984
Percentage of MSRs			1.3	%			1.2	%			1.2	%

X

- Definition

Tabular disclosure of a sensitivity analysis or stress test showing the hypothetical effect on the fair value of the transferor's interests in transferred financial assets (including any servicing assets or servicing liabilities) of two or more unfavorable variations from the expected levels for each key assumption that is reported, independently determined from any change in another key assumption, and a description of the objectives, methodology, and limitations of the sensitivity analysis or stress test.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 860
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481326/860-20-50-4

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X

- Definition

Tabular disclosure of activity in the balance of servicing assets subsequently measured at amortized cost. Includes, but is not limited to, beginning and ending balances, additions, disposals, and amortization.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481229/860-50-50-4

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X

- Definition

Tabular disclosure of the activity in the balance of servicing assets (including a description of where changes in fair value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (for instance, through purchases of servicing assets), disposals, changes in fair value during the period resulting from changes in inputs or assumptions used in the valuation model, other changes in fair value along with a description of those changes, and other changes that affect the balance along with a description of those changes.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481229/860-50-50-3

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