Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
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Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the normal operating cycle if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section S99
-Paragraph 1
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Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ References

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow to settle a bank borrowing during the year.

+ References

+ Details

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Period Type:	duration

- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
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Balance Type:	credit
Period Type:	duration

- Definition

Represents percent of pledged deposits increase (decrease).

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage amount of pledged deposits required to be held against borrowings under the line of credit facility.

+ References

No definition available.

+ Details

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Period Type:	instant

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Note 6 - Loans Payable - Current and Non-current Portions (Details Textual) - USD ($)	1 Months Ended				3 Months Ended
	Aug. 31, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2017	Mar. 31, 2021	Jun. 30, 2020	Dec. 31, 2020	Sep. 30, 2016
Loans Payable, Noncurrent, Total							$ 2,423,000
Loan payable to Bank Direct Capital Finance [Member] \| Loans Payable [Member]
Debt Instrument, Face Amount		$ 1,100,000				$ 1,100,000
Debt Instrument, Interest Rate, Stated Percentage		4.26%				4.26%
Debt Instrument, Periodic Payment, Total		$ 117,000
Loans Payable to Bank, Total							400,000
Repayments of Bank Debt					400,000
Insurance Premium Financing and Security Agreement with Bank Direct [Member] \| Loans Payable [Member]
Loans Payable to Bank, Total					0
Revolving Credit Facility [Member] \| O-Bank Co., Ltd. [Member]
Line of Credit Facility, Percent of Pledged Deposits Required				110.00%
Line of Credit Facility, Percent of Pledged Deposits Increase (Decrease)						(50.00%)
Repayments of Lines of Credit	$ 2,300,000
Loans Payable, Noncurrent, Total					$ 2,400,000		$ 2,400,000
Revolving Credit Facility [Member] \| O-Bank Co., Ltd. [Member] \| Taipei Interbank Offer Rate (TAIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate				0.91%
Nonrevolving Credit Facility [Member] \| O-Bank Co., Ltd. [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 5,000,000
Debt Instrument, Term (Month)			2 years
Nonrevolving Credit Facility [Member] \| O-Bank Co., Ltd. [Member] \| Taipei Interbank Offer Rate (TAIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate			1.17%
CVie Investments [Member] \| Revolving Credit Facility [Member] \| O-Bank Co., Ltd. [Member]
Line of Credit Facility, Maximum Borrowing Capacity				$ 5,800,000				$ 2,900,000