Note 13 - Redeemable Noncontrolling Interest (Details Textual) - Common Class B [Member] - NRS [Member] $ in Millions	Sep. 29, 2021 USD ($)
Percentage of Outstanding Stock	2.50%
Proceeds from Issuance of Common Stock	$ 10

The cash inflow from the additional capital contribution to the entity.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration