Annual report pursuant to Section 13 and 15(d)

Leases (Schedule of Other Information) (Details)

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Leases (Schedule of Other Information) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]      
Operating cash flows from operating leases $ 435 $ 1,207 $ 2,377
Right of use assets exchanged for new operating lease liabilities $ 13,622 $ 2,664
Weighted-average remaining lease term - operating leases 8 years 7 months 6 days   6 months
Weighted-average discount rate - operating leases 5.80% 10.00%