Note 1 - Nature of Operations and Summary of Significant Accounting and Reporting Policies (Details Textual)	Jun. 30, 2019
Bank 34 [Member]
Noncontrolling Interest, Ownership Percentage by Parent	100.00%

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

No definition available.

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant