Note 12 - Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Deferred Tax Assets, Tax Credit Carryforwards, Research	$ 100,000	$ 100,000
Deferred Tax Assets, Operating Loss Carryforwards and Credits State and Local	624,000	$ 2,194,000
Oregon Net Operating Loss, Term (Year)		4 years
Deferred Tax Assets, Valuation Allowance, Total	108,000	$ 2,194,000
Unrecognized Tax Benefits, Ending Balance	700,000	500,000
Unrecognized Tax Benefits, Interest on Income Taxes Accrued	300,000	300,000
Unrecognized Tax Benefits, Income Tax Penalties Accrued	200,000	100,000
Reserve for Unrecognized Tax Benefits, Including Penalties and Interest	1,200,000	900,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	700,000	500,000
Unrecognized Tax Benefits, Period Increase (Decrease), Total	100,000	100,000
Unrecognized Tax Benefits, Interest on Income Taxes Expense	32,000	0
Unrecognized Tax Benefits, Income Tax Penalties Expense	19,000	13,000
JSI Store Fixtures [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Total	300,000
Deferred Tax Assets, Operating Loss Carryforwards and Credits State and Local	300,000
Domestic Tax Authority [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Total	1,500,000	100,000
Domestic Tax Authority [Member] | Virticus [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	1,400,000	$ 100,000
Operating Loss Carryforwards, Expiration Period (Year)		3 years
State and Local Jurisdiction [Member]
Deferred Tax Assets, Valuation Allowance, Total		$ 2,200,000
State and Local Jurisdiction [Member] | Oregon Department of Revenue [Member]
Tax Credit Carryforward, Valuation Allowance		100,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local		100,000
State and Local Jurisdiction [Member] | New York State Division of Taxation and Finance [Member]
Deferred Tax Assets, Tax Credit Carryforwards, Total		2,100,000
Deferred Tax Asset and Related Valuation Allowance, Eliminated	$ 2,100,000
Foreign Tax Authority [Member] | Canada Revenue Agency [Member]
Deferred Tax Assets, Capital Loss Carryforwards			$ 10,700,000
Deferred Tax Assets, Operating Loss Carryforwards, Recognized During Period		6,400,000
Deferred Tax Assets, Operating Loss Carryforwards, Expired During Period		4,300,000
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount		$ (600,000)