Note 16 - Segment Reporting - Reconciliation of Assets by Segment (Details) - USD ($)		Jun. 30, 2023	Jun. 30, 2022
Identifiable assets		$ 35,280,827	$ 35,310,577
Property, plant, and equipment		3,273,711	3,252,524
Less accumulated depreciation		(2,018,409)	(1,860,630)
Net property, plant and equipment		1,255,302	1,391,894
U.S.A Investment Fund Management [Member]
Identifiable assets		19,601,960	18,006,771
Property, plant, and equipment		0	0
Corporate Headquarters Including Marygold [Member]
Identifiable assets		4,133,619	7,243,332
USA Beauty Products and Other [Member]
Identifiable assets		2,888,721	3,484,315
Property, plant, and equipment		62,456	60,678
New Zealand Food Industry Segment [Member]
Identifiable assets		3,933,463	3,983,381
Property, plant, and equipment	[1]	2,240,357	2,235,896
Canada Security Alarm [Member]
Identifiable assets		2,820,798	2,592,778
Property, plant, and equipment		900,123	916,054
U.K. Financial Services [Member]
Identifiable assets	[2]	1,902,266	0
Property, plant, and equipment		23,695	19,467
Corporate Segment [Member]
Property, plant, and equipment		$ 47,080	$ 20,429

[1] Includes the underlying assets of the solar energy system finance lease totaling $150,625 at Gourmet Foods.

[2] The assets of Marygold UK, identified as located in the U.K.: financial services segment as of June 30, 2023, were combined with those of the parent company as of June 30, 2022 due to its recent acquisition and limited operations.