Note 3 - Loans/Leases Receivable - Allowance for Estimated Losses on Loans Leases (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Balance, beginning	$ 87,200	$ 87,706	$ 78,721
Change in ACL for the transfer of loans to LHFS	(4,598)
Provisions	18,739	11,550	9,636
Charged off	(13,969)	(9,392)	(7,525)
Recoveries	2,469	881	972
Balance, ending	89,841	87,200	87,706	$ 78,721
Accounting Standards Update 2016-13 [Member]
Change in ACL for the transfer of loans to LHFS		(3,545)
Initial ACL recorded for PCD loans				5,902
Guaranty Bank
Provisions			11,000
C&I \| C&I - revolving
Balance, beginning	4,224	4,457	3,907
Provisions	(368)	(233)	(50)
Balance, ending	3,856	4,224	4,457	3,907
C&I \| C&I - revolving \| Accounting Standards Update 2016-13 [Member]
Initial ACL recorded for PCD loans				600
C&I \| C&I - other including lease
Balance, beginning	27,460	27,753	25,982
Provisions	16,769	7,849	7,364
Charged off	(12,652)	(8,952)	(6,417)
Recoveries	2,425	815	817
Balance, ending	34,002	27,460	27,753	25,982
C&I \| C&I - other including lease \| Accounting Standards Update 2016-13 [Member]
Change in ACL for the transfer of loans to LHFS		(5)
Initial ACL recorded for PCD loans				7
C&I \| Owner occupied - CRE
Balance, beginning	8,223	9,965	8,501
Provisions		(1,523)	(1,023)
Charged off		(222)
Recoveries		3	6
Balance, ending		8,223	9,965	8,501
C&I \| Owner occupied - CRE \| Accounting Standards Update 2016-13 [Member]
Initial ACL recorded for PCD loans				2,481
CRE \| Owner occupied - CRE
Balance, beginning	8,223
Provisions	(1,066)
Charged off	(10)
Balance, ending	7,147	8,223
CRE \| Non-owner occupied
Balance, beginning	11,581	11,749	8,549
Provisions	(444)	(199)	2,220
Charged off			(193)
Recoveries		31	97
Balance, ending	11,137	11,581	11,749	8,549
CRE \| Non-owner occupied \| Accounting Standards Update 2016-13 [Member]
Initial ACL recorded for PCD loans				1,076
Construction and land development
Balance, beginning	16,856	14,262	16,972
Provisions	(673)	2,789	(2,981)
Charged off	(1,085)	(50)	(829)
Recoveries	1	2
Balance, ending	15,099	16,856	14,262	16,972
Construction and land development \| Accounting Standards Update 2016-13 [Member]
Change in ACL for the transfer of loans to LHFS		(147)
Initial ACL recorded for PCD loans				1,100
Multi-family
Balance, beginning	12,463	13,186	9,339
Change in ACL for the transfer of loans to LHFS	(4,598)
Provisions	4,308	2,670	3,323
Recoveries			43
Balance, ending	12,173	12,463	13,186	9,339
Multi-family \| Accounting Standards Update 2016-13 [Member]
Change in ACL for the transfer of loans to LHFS		(3,393)
Initial ACL recorded for PCD loans				481
Direct financing leases
Balance, beginning	992
Charged off	(353)	(252)
Balance, ending	580	992
Direct financing leases \| C&I - other including lease
Balance, beginning	992	970	1,500
Provisions	172	185	269
Charged off	353	252	1,100
Recoveries	113	89	273
Balance, ending	580	992	970	1,500
1-4 family real estate
Balance, beginning	4,917	4,963	4,541
Provisions	17	(51)	306
Charged off	(24)		(21)
Recoveries	24	5
Balance, ending	4,934	4,917	4,963	4,541
1-4 family real estate \| Accounting Standards Update 2016-13 [Member]
Initial ACL recorded for PCD loans				137
Consumer
Balance, beginning	1,476	1,371	930
Provisions	196	248	477
Charged off	(198)	(168)	(65)
Recoveries	19	25	9
Balance, ending	$ 1,493	$ 1,476	$ 1,371	930
Consumer \| Accounting Standards Update 2016-13 [Member]
Initial ACL recorded for PCD loans				$ 20

Amount includes investment in lease, excluding accrued interest, of allowance for credit loss on financing receivable.

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- Definition

Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Includes net investment in lease.

+ References

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable attributable to the transfer of loans to loans held for sale (LHFS).

+ References

No definition available.

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Includes net investment in lease.

+ References

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+ References

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- Definition

Amount, excluding accrued interest, of increase (decrease) in allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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