Note 9 - Leases (Details Textual) $ in Thousands, SFr in Millions |
1 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
|
Nov. 30, 2020
USD ($)
|
Nov. 30, 2020
CHF (SFr)
|
Dec. 31, 2022
USD ($)
|
Dec. 31, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
|
|
| Variable Lease, Cost | 听 | 听 | $ 0 | $ 0 | $ 0 |
| Short-Term Lease, Cost | 听 | 听 | 1,000 | $ 3,000 | $ 3,000 |
| Operating Lease Not Yet Commenced | 听 | 听 | $ 4,000 | 听 | 听 |
| Sale and Leaseback of Certain Properties in Basel, Switzerland [Member] | 听 | 听 | 听 | 听 | 听 |
| Sale Leaseback Transaction, Proceeds Received | $ 73,000 | SFr 67 | 听 | 听 | 听 |
| Sale and Leaseback Transaction, Gain (Loss), Net | $ 33,000 | SFr 30 | 听 | 听 | 听 |
| Minimum [Member] | 听 | 听 | 听 | 听 | 听 |
| Lessee, Operating Lease, Remaining Lease Term (Month) | 听 | 听 | 1 month | 听 | 听 |
| Lessee, Operating Lease, Renewal Term (Year) | 听 | 听 | 1 year | 听 | 听 |
| Maximum [Member] | 听 | 听 | 听 | 听 | 听 |
| Lessee, Operating Lease, Remaining Lease Term (Month) | 听 | 听 | 35 years | 听 | 听 |
| Lessee, Operating Lease, Renewal Term (Year) | 听 | 听 | 30 years | 听 | 听 |
| Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract (Year) | 听 | 听 | 10 years | 听 | 听 |
| X | ||||||||||
- Definition Represents the amount of operating lease asset/liability of lease not yet commenced. No definition available.
|
| X | ||||||||||
- Definition Represents the amount of proceeds received during the period in connection with a sale leaseback transaction. No definition available.
|
| X | ||||||||||
- Definition Term of lessee's operating lease not yet commenced, 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 Remaining lease term of 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 Term of lessee's operating lease renewal, 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 Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. 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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