Note 9 - Leases (Details Textual) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2020
USD ($)
|
Sep. 30, 2019
USD ($)
|
Sep. 30, 2020
USD ($)
|
Sep. 30, 2019
USD ($)
|
|
| Lessee, Finance Lease, Number of Leases | 1 | 1 | ||
| Lessee, Operating Lease, Number of Leases | 2 | 2 | ||
| Sublease Income | $ 108,000 | $ 105,000 | $ 324,000 | $ 254,000 |
| Operating Lease, Right-of-Use Asset | 840,000 | 1,310,000 | 840,000 | 1,310,000 |
| Operating Lease, Liability, Total | 978,000 | $ 1,510,000 | 978,000 | $ 1,510,000 |
| Finance Lease, Liability, Current | 6,000 | 6,000 | ||
| Finance Lease, Liability, Noncurrent | $ 21,000 | $ 21,000 | ||
| Maximum [Member] | ||||
| Lessee, Operating Lease, Term of Contract (Month) | 76 months | 76 months | ||
| Minimum [Member] | ||||
| Lessee, Operating Lease, Term of Contract (Month) | 42 months | 42 months | ||
| X | ||||||||||
- Definition The number of finance leases held by the lessee. No definition available.
|
| X | ||||||||||
- Definition The number of operating leases held by the lessee. No definition available.
|
| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| 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
|
| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under 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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