Note 16 - Related Party Transactions (Details Textual)	Dec. 31, 2022
Blackrock [Member]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	15.90%

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

No definition available.

Name:	us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant