Note 10 - Leases (Details Textual) - USD ($) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
|
| Sublease Income | $ 85,000 | $ 132,000 |
| Operating Lease and Finance lease, Right-of-Use Asset | 630,000 | 590,000 |
| Lease Liability, Current and Noncurrent Portion [Member] | ||
| Operating Lease, Liability, Total | $ 645,000 | $ 690,000 |
| Real Estate Lease One [Member] | ||
| Lessee, Operating Lease, Term of Contract (Month) | 36 months | |
| Real Estate Lease Two [Member] | ||
| Lessee, Operating Lease, Term of Contract (Month) | 37 months | |
| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease and finance lease. No definition available.
|
| X | ||||||||||
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of sublease income excluding finance and operating lease expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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