Deferred tax asset valuation allowance percent.

No definition available.

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- Definition

Duration for payables on federal tax liability.

+ References

No definition available.

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- Definition

Number of installments of federal tax liability paid.

+ References

No definition available.

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- Definition

Percentage of federal tax liability payable in final installment.

+ References

No definition available.

+ Details

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- Definition

Percentage of federal tax liability payable in first five installments.

+ References

No definition available.

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- Definition

Percentage of federal tax liability payable in seventh installment.

+ References

No definition available.

+ Details

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- Definition

Percentage of federal tax liability payable in sixth installment.

+ References

No definition available.

+ Details

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- Definition

Percentage of net operation loss carry forwards utilization limit against taxable income.

+ References

No definition available.

+ Details

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 6.I.Fact.3)
-URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817

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- Definition

Tax year that remains open to examination under enacted tax laws, in YYYY format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (e)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32559-109319

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- Definition

Amount of tax liability from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-URI https://asc.fasb.org/topic&trid=2144680

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- Definition

Amount of tax liability from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act, classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-URI https://asc.fasb.org/topic&trid=2144680

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- Definition

Amount of tax liability from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act, classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-URI https://asc.fasb.org/topic&trid=2144680

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- Definition

All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(4))
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

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Note 5 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
Note 5 - Income Taxes (Details Textual) - USD ($)	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Mar. 31, 2022
Income (Loss) from Continuing Operations before Income Taxes, Foreign	$ 247,000	$ 489,000	$ 19,000	$ 71,000
Deferred Tax Asset, Valuation Allowance Percent			100.00%
Deferred Tax Assets, Valuation Allowance	4,800,000		$ 4,800,000
Taxes, Miscellaneous, Total	0	$ 0	10,500	$ 10,500
Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Liability, Total	1,603,000		1,603,000		$ 1,808,000
Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Liability, Current	401,000		401,000
Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Liability, Noncurrent	1,202,000		$ 1,202,000
Federal Tax Liability Payable, Duration (Year)			8 years
Percentage of Federal Tax Liability Payable in First Five Installments			8.00%
Percentage of Federal Tax Liability Payable in Sixth Installment			15.00%
Percentage of Federal Tax Liability Payable in Seventh Installment			20.00%
Percentage of Federal Tax Liability Payable in Final Installment			25.00%
Number of Installments of Federal Tax Liability Paid			5
Domestic Tax Authority [Member]
Operating Loss Carryforwards	16,000,000.0		$ 16,000,000.0
Percentage of Net Operation Loss Carry Forwards, Utilization Limit Against Taxable Income			80.00%
Open Tax Year			2017 2018 2019 2020 2021
State and Local Jurisdiction [Member]
Operating Loss Carryforwards	$ 18,700,000		$ 18,700,000
Open Tax Year			2016 2017 2018 2019 2020 2021