| Debt and Interest (Partner company installment payments) (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021 | 
|---|---|---|
| Debt and Interest | ||
| Partner company installment payments - licenses, short-term | $ 8,000 | $ 5,000 | 
| Less: imputed interest | (513) | (490) | 
| Sub-total partner company installment payments - licenses, short-term | 7,487 | 4,510 | 
| Partner company installment payments - licenses, long-term | 4,000 | 4,000 | 
| Less: imputed interest | (192) | (373) | 
| Sub-total partner company installment payments - licenses, long-term | 3,808 | 3,627 | 
| Partner company installment payments - licenses | 12,000 | 9,000 | 
| Less: imputed interest | (705) | (863) | 
| Sub-total partner company installment payments - licenses | $ 11,295 | $ 8,137 | 
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- Definition Imputed interest related to partner company installment payments - licenses. No definition available. 
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- Definition Imputed interest related to partner company installment payments - licenses, Current. No definition available. 
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- Definition Imputed interest related to partner company installment payments - licenses, Noncurrent. No definition available. 
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- Definition Partner company installment payments - licenses, gross. No definition available. 
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- Definition Partner company installment payments - licenses. No definition available. 
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- Definition Partner company installment payments - licenses, short-term, net of imputed interest. No definition available. 
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- Definition Partner company installment payments - licenses, current, gross. No definition available. 
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- Definition Partner company installment payments - licenses, Noncurrent, net of imputed interest. No definition available. 
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- Definition Partner company installment payments - licenses, noncurrent, gross. No definition available. 
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- References No definition available. 
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