Borrowing Arrangements - Dutch landlord loan (Details) - Dutch Landlord Loan [Member] € in Thousands, $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
|
May 12, 2014
EUR (€)
|
|
| Debt Instrument [Line Items] | |||
| Aggregate principal amount | € | € 242 | ||
| Interest rate | 8.50% | ||
| Interest expense | $ | $ 17 | $ 19 | |
| X | ||||||||||
- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|