Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Allowance for doubtful accounts, current	$ 1.7	$ 12.2
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, authorized (in shares)	350,000,000	350,000,000
Common stock, issued (in shares)	19,093,186	18,046,903
Common stock, outstanding (in shares)	18,292,536	18,046,903
Treasury stock, common, (in shares)	800,650	0