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Note 11 - Notes Receivable - Notes Receivable (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Allowance for losses $ (260) $ (260)
Notes receivable, net 5,200 2,400
Notes Receivable to Franchisees [Member]    
Note receivable 5,590 3,752
Allowance for losses (260) (260)
Notes receivable, net $ 5,330 $ 3,492