Note 16 - Accumulated Other Comprehensive Income (Loss) - Changes in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Balance	$ 1,243,985	$ 966,587
Balance	1,668,602	1,243,985
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]
Balance	(1,063)	1,601
Other comprehensive income (loss) before reclassifications	(6,944)	(3,244)
Amounts reclassified from accumulated other comprehensive income (loss)	96	(33)
Tax effect	184	613
Net current period other comprehensive income (loss)	(6,664)	(2,664)
Balance	(7,727)	(1,063)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Balance	16,943	8,539
Other comprehensive income (loss) before reclassifications	(32,293)	8,404
Amounts reclassified from accumulated other comprehensive income (loss)	0	0
Tax effect	0	0
Net current period other comprehensive income (loss)	(32,293)	8,404
Balance	(15,350)	16,943
AOCI Attributable to Parent [Member]
Balance	15,880	10,140
Other comprehensive income (loss) before reclassifications	(39,237)	5,160
Amounts reclassified from accumulated other comprehensive income (loss)	96	(33)
Tax effect	184	613
Net current period other comprehensive income (loss)	(38,957)	5,740
Balance	$ (23,077)	$ 15,880

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(g)(1)(ii))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
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-Section 55
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-URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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-Section S99
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-URI https://asc.fasb.org/extlink&oid=122038336&loc=d3e74512-122707

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details