Note 6 - Goodwill and Intangible Assets, Net - Amortization Expense for Finite-lived Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Amortization of acquisition-related intangibles	$ 4,391	$ 7,975	$ 13,002	$ 22,380
Cost of Sales [Member]
Amortization of acquisition-related intangibles	660	1,883	1,979	5,367
General and Administrative Expense [Member]
Amortization of acquisition-related intangibles	$ 3,731	$ 6,092	$ 11,023	$ 17,013

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 55
-Paragraph 40
-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
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-Name Accounting Standards Codification
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