Note 4 - Loans/Leases Receivable - Loans by Internally Assigned Risk Rating (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Loan	$ 6,138,871	$ 4,680,132
C&I - revolving
Loan	296,869
Internally Assigned Risk Rating [Member]
2022	1,762,189	1,418,701
2021	1,348,190	1,151,208
2020	988,473	514,237
2019	412,583	354,369
2018	294,259	180,072
Prior	215,046	148,546
Revolving Loans Amortized Cost Basis	366,274	289,503
Loan	5,387,014	4,056,636
Internally Assigned Risk Rating [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis	296,869
Loan	296,869
Internally Assigned Risk Rating [Member] \| C&I - other
2022	506,174
2021	280,216
2020	129,365
2019	92,312
2018	59,985
Prior	105,598
Loan	1,173,650
Internally Assigned Risk Rating [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022	156,151
2021	182,611
2020	165,311
2019	35,451
2018	28,285
Prior	47,829
Revolving Loans Amortized Cost Basis	13,729
Loan	629,367
Internally Assigned Risk Rating [Member] \| CRE - non owner occupied
2022	318,638
2021	222,835
2020	192,555
2019	104,554
2018	69,815
Prior	47,121
Revolving Loans Amortized Cost Basis	7,721
Loan	963,239
Internally Assigned Risk Rating [Member] \| Construction Loans [Member]
2022	793
2021	801
2020	505
2019	122
2018	366
Prior	621
Revolving Loans Amortized Cost Basis	10,226
Loan	13,434
Pass [Member] \| C&I - other
2022	496,445
2021	279,412
2020	127,803
2019	87,054
2018	59,675
Prior	105,184
Loan	1,155,573
Pass [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022	146,211
2021	182,440
2020	142,596
2019	33,571
2018	27,088
Prior	45,993
Revolving Loans Amortized Cost Basis	13,460
Loan	591,359
Pass [Member] \| CRE - non owner occupied
2022	310,163
2021	221,953
2020	173,478
2019	89,337
2018	56,898
Prior	40,923
Revolving Loans Amortized Cost Basis	7,510
Loan	900,262
Pass [Member] \| Construction Loans [Member]
2022	511
2021	801
2020	493
2019	122
2018	254
Prior	621
Revolving Loans Amortized Cost Basis	10,226
Loan	13,028
Special Mention [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis	17,595
Loan	17,595
Special Mention [Member] \| C&I - other
2022	9,542
2021	679
2020	901
2019	723
Prior	308
Loan	12,153
Special Mention [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022	6,190
2020	6,379
2019	484
Prior	1,346
Revolving Loans Amortized Cost Basis	269
Loan	14,668
Special Mention [Member] \| CRE - non owner occupied
2022	2,824
2021	882
2020	18,920
2018	12,917
Prior	6,198
Loan	41,741
Substandard [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis	3,386
Loan	3,386
Substandard [Member] \| C&I - other
2022	187
2021	125
2020	661
2019	4,535
2018	310
Prior	106
Loan	5,924
Substandard [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022	3,750
2021	171
2020	16,336
2019	1,396
2018	1,197
Prior	490
Loan	23,340
Substandard [Member] \| CRE - non owner occupied
2022	5,651
2020	157
2019	15,217
Revolving Loans Amortized Cost Basis	211
Loan	21,236
Substandard [Member] \| Construction Loans [Member]
2022	282
2020	12
2018	112
Loan	406
Commercial Portfolio Segment [Member]
Loan	1,748,562	1,595,085
Commercial Portfolio Segment [Member] \| C&I - revolving
Loan	296,869	248,483
Commercial Portfolio Segment [Member] \| C&I - other
Loan	1,451,693	1,346,602
Commercial Portfolio Segment [Member] \| Construction Loans [Member]
Loan	1,192,061	918,571
Commercial Portfolio Segment [Member] \| Internally Assigned Risk Rating [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis		248,483
Loan		248,483
Commercial Portfolio Segment [Member] \| Internally Assigned Risk Rating [Member] \| C&I - other
2022		395,618
2021		364,995
2020		141,165
2019		82,573
2018		83,810
Prior		53,358
Loan		1,121,519
Commercial Portfolio Segment [Member] \| Pass [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis	275,888	245,212
Loan	275,888	245,212
Commercial Portfolio Segment [Member] \| Pass [Member] \| C&I - other
2022		391,532
2021		362,256
2020		133,678
2019		82,177
2018		83,419
Prior		53,310
Loan		1,106,372
Commercial Portfolio Segment [Member] \| Special Mention [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis		633
Loan		633
Commercial Portfolio Segment [Member] \| Special Mention [Member] \| C&I - other
2022		3,580
2021		373
2020		349
2018		336
Prior		2
Loan		4,640
Commercial Portfolio Segment [Member] \| Substandard [Member] \| C&I - revolving
Revolving Loans Amortized Cost Basis		2,638
Loan		2,638
Commercial Portfolio Segment [Member] \| Substandard [Member] \| C&I - other
2022		506
2021		2,366
2020		7,138
2019		396
2018		55
Prior		46
Loan		10,507
Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
Loan	629,367	421,701
Commercial Real Estate Portfolio Segment [Member] \| CRE - non owner occupied
Loan	963,239	646,500
Commercial Real Estate Portfolio Segment [Member] \| Internally Assigned Risk Rating [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022		118,651
2021		143,045
2020		49,740
2019		31,995
2018		19,406
Prior		47,387
Revolving Loans Amortized Cost Basis		11,477
Loan		421,701
Commercial Real Estate Portfolio Segment [Member] \| Internally Assigned Risk Rating [Member] \| CRE - non owner occupied
2022		185,213
2021		172,890
2020		106,062
2019		77,166
2018		62,189
Prior		34,388
Revolving Loans Amortized Cost Basis		8,592
Loan		646,500
Commercial Real Estate Portfolio Segment [Member] \| Pass [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022		118,014
2021		143,045
2020		47,660
2019		30,523
2018		17,038
Prior		46,185
Revolving Loans Amortized Cost Basis		11,477
Loan		413,942
Commercial Real Estate Portfolio Segment [Member] \| Pass [Member] \| CRE - non owner occupied
2022		176,813
2021		145,712
2020		88,697
2019		63,849
2018		55,752
Prior		28,808
Revolving Loans Amortized Cost Basis		8,592
Loan		568,223
Commercial Real Estate Portfolio Segment [Member] \| Special Mention [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2022		637
2019		233
2018		1,846
Prior		1,202
Loan		3,918
Commercial Real Estate Portfolio Segment [Member] \| Special Mention [Member] \| CRE - non owner occupied
2022		7,295
2021		20,881
2020		1,802
2019		12,230
2018		5,494
Prior		5,580
Loan		53,282
Commercial Real Estate Portfolio Segment [Member] \| Substandard [Member] \| Owner Occupied Commercial Real Estate Loans [Member]
2020		2,080
2019		1,239
2018		522
Loan		3,841
Commercial Real Estate Portfolio Segment [Member] \| Substandard [Member] \| CRE - non owner occupied
2022		1,105
2021		6,297
2020		15,563
2019		1,087
2018		943
Loan		24,995
Construction and Land Development [Member]
Loan	1,192,061
Construction and Land Development [Member] \| Construction Loans [Member]
Loan	1,192,061	918,571
Construction and Land Development [Member] \| Internally Assigned Risk Rating [Member]
2022	480,613
2021	349,896
2020	240,778
2019	31,607
2018	30,300
Revolving Loans Amortized Cost Basis	29,647
Loan	1,162,841
Construction and Land Development [Member] \| Internally Assigned Risk Rating [Member] \| Construction Loans [Member]
2022		404,407
2021		248,360
2020		126,941
2019		106,790
2018		3,012
Revolving Loans Amortized Cost Basis		13,277
Loan		902,787
Construction and Land Development [Member] \| Pass [Member]
2022	479,016
2021	330,434
2020	240,778
2019	31,607
2018	30,300
Revolving Loans Amortized Cost Basis	29,647
Loan	1,141,782
Construction and Land Development [Member] \| Pass [Member] \| Construction Loans [Member]
2022		394,045
2021		248,360
2020		126,941
2019		106,790
2018		3,012
Revolving Loans Amortized Cost Basis		13,277
Loan		892,425
Construction and Land Development [Member] \| Special Mention [Member]
2022	1,465
2021	9,200
Loan	10,665
Construction and Land Development [Member] \| Substandard [Member]
2022	132
2021	10,262
Loan	10,394
Construction and Land Development [Member] \| Substandard [Member] \| Construction Loans [Member]
2022		10,362
Loan		10,362
Multi-family
Loan	963,803	600,412
Multi-family \| Internally Assigned Risk Rating [Member]
2022	237,839	266,120
2021	254,100	197,224
2020	226,222	74,033
2019	135,845	47,486
2018	99,695	5,609
Prior	7,875	7,376
Revolving Loans Amortized Cost Basis	2,227	2,564
Loan	963,803	600,412
Multi-family \| Pass [Member]
2022	237,839	266,120
2021	254,056	197,224
2020	224,920	74,033
2019	134,378	47,486
2018	99,695	5,609
Prior	7,875	7,376
Revolving Loans Amortized Cost Basis	2,227	2,564
Loan	960,990	600,412
Multi-family \| Special Mention [Member]
2021	44
2019	1,467
Loan	1,511
Multi-family \| Substandard [Member]
2020	1,302
Loan	1,302
1-4 family real estate
Loan	499,529	377,361
1-4 family real estate \| Internally Assigned Risk Rating [Member]
2022	61,981	47,134
2021	57,731	24,207
2020	33,737	16,188
2019	12,692	8,006
2018	5,813	6,046
Prior	6,002	5,213
Revolving Loans Amortized Cost Basis	5,855	3,079
Loan	183,811	109,873
1-4 family real estate \| Pass [Member]
2022	61,953	47,097
2021	57,731	24,029
2020	33,737	16,188
2019	12,687	7,569
2018	5,813	5,845
Prior	6,002	5,213
Revolving Loans Amortized Cost Basis	5,855	3,079
Loan	183,778	109,020
1-4 family real estate \| Special Mention [Member]
2022		37
Loan		37
1-4 family real estate \| Substandard [Member]
2022	28
2021		178
2019	5	437
2018		201
Loan	33	816
Consumer
Loan	$ 110,421	75,311
Consumer \| Internally Assigned Risk Rating [Member]
2022		1,558
2021		487
2020		108
2019		353
Prior		824
Revolving Loans Amortized Cost Basis		2,031
Loan		5,361
Consumer \| Pass [Member]
2022		1,558
2021		487
2020		108
2019		216
Prior		824
Revolving Loans Amortized Cost Basis		2,031
Loan		5,224
Consumer \| Substandard [Member]
2019		137
Loan		$ 137

Amortized cost of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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Amortized cost of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated in current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost of financing receivable that can be withdrawn, repaid, and redrawn.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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