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Note 10 - Subsequent Event (Details Textual) - Subsequent Event [Member] - TIC-MS, Inc. [Member]
$ in Millions
Mar. 27, 2023
USD ($)
shares
Business Combination, Consideration Transferred $ 9.8
Payments to Acquire Businesses, Gross 2.9
Escrow Deposit $ 0.5
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | shares 77,387
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable $ 6.8
Scenario, Adjustment [Member]  
Business Combination, Potential Purchase Price Adjustment for Failure to Retain Key Customer Relationships $ 0.5