Note 4 - Investment in Limited Liability Company (Details Textual) |
3 Months Ended | 6 Months Ended | 35 Months Ended | |||
|---|---|---|---|---|---|---|
|
Aug. 08, 2017
USD ($)
|
Jun. 30, 2020
USD ($)
|
Jun. 30, 2019
USD ($)
|
Jun. 30, 2020
USD ($)
|
Jun. 30, 2019
USD ($)
|
Jun. 30, 2020
USD ($)
|
|
| Income (Loss) from Equity Method Investments, Total | $ (86,000) | $ (138,000) | $ (268,000) | $ (263,000) | ||
| InControl Medical [Member] | ||||||
| Equity Method Investment, Ownership Percentage | 7.00% | 7.00% | 7.00% | |||
| Income (Loss) from Equity Method Investments, Total | $ 86,000 | $ 138,000 | $ 268,000 | $ 263,000 | ||
| InControl Medical [Member] | Membership Unit Subscription Agreement [Member] | ||||||
| Unrecorded Unconditional Purchase Obligation, Period Quantity Purchased | 120 | 0 | 240 | 300 | 5,040 | |
| Unrecorded Unconditional Purchase Obligation, Purchases | $ 10,000 | $ 0 | $ 20,000 | $ 27,000 | ||
| Payments for Purchase of Products | 10,000 | $ 0 | 20,000 | $ 27,000 | ||
| Accounts Payable, Related Parties, Current | $ 0 | $ 0 | $ 0 | |||
| Payments to Acquire Equity Method Investments | $ 2,500,000 | |||||
| X | ||||||||||
- Definition Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The number of units that have been purchased during the period, in connection with an unconditional purchase obligation that has not been recognized for financial reporting purposes. No definition available.
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| X | ||||||||||
- Definition The amount purchased during the period under an unrecorded unconditional purchase obligation (for example, under the take-or-pay or throughput contract). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of cash paid to purchase products. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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