Note 3 - Acquisitions (Details Textual) - USD ($) $ in Thousands		12 Months Ended
Nov. 09, 2022	Dec. 31, 2023	Dec. 31, 2022
Business Combination, Contingent Consideration, Liability, Current		$ 1,450	$ 1,450
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)		603,884	219,878
ATEC Acquisition [Member]
Business Combination, Consideration Transferred, Total	$ 2,200
Business Combination, Contingent Consideration, Liability, Current	$ 1,450
ATEC Acquisition [Member] \| Class P Units [Member] \| Chief Operating Officer [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	200,000
ATEC Acquisition [Member] \| Class P Units [Member] \| Chief Operating Officer [Member] \| Share-Based Payment Arrangement, Tranche One [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)	3 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage	20.00%

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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