XML 76 R60.htm IDEA: XBRL DOCUMENT v3.23.1
Note 14 - Fair Value Measurements (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Mar. 24, 2020
Mar. 23, 2020
Dec. 31, 2022
Dec. 31, 2021
Mar. 24, 2021
Mar. 23, 2021
Fair Value Adjustment of Warrants     $ 0 $ (573)    
ATEC Acquisition [Member]            
Business Combination, Contingent Consideration, Liability, Total     $ 1,450      
Additional Paid-in Capital [Member] | Reclassification of Warrant Liability to Additional Paid-in Capital [Member]            
Current Period Reclassification Adjustment   $ 1,300        
Additional Paid-in Capital [Member] | Reclassification of Debt Issuance Costs to Additional Paid In Capital [Member]            
Current Period Reclassification Adjustment $ 1,900          
2017 Warrants [Member]            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)         362,500  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)         $ 0.01 $ 6.75