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Note 2 - Acquisitions - Preliminary Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Goodwill	$ 255,508	$ 27,243
Tuthill Corporation [Member]
Accounts receivable	21,273
Inventory	12,214
Other current assets	914
Property, plant, and equipment	24,505
Goodwill	228,725
Total assets acquired	541,631
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Total	(15,330)
Allocated purchase price	526,301
Tuthill Corporation [Member] | Customer Backlog [Member]
Intangible assets	2,600
Tuthill Corporation [Member] | Customer Relationships [Member]
Intangible assets	200,900
Tuthill Corporation [Member] | Technology-Based Intangible Assets [Member]
Intangible assets	39,800
Tuthill Corporation [Member] | Trade Names [Member]
Intangible assets	$ 10,700

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