Amount, after allowance for credit loss, of financing receivable, classified as current. Includes, but is not limited to, notes and loan receivable.

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Name:	us-gaap_NotesAndLoansReceivableNetCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Note 7 - Bridge Loan (Details Textual) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 17, 2021	Dec. 31, 2020
Financing Receivable, after Allowance for Credit Loss, Current, Total	$ 32,608		$ 0
Bridge Loan [Member]
Financing Receivable, after Allowance for Credit Loss, Current, Total		$ 32,800
Bridge Loan [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Loans Receivable, Basis Spread on Variable Rate		4.50%