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Leases (Details) - USD ($)
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Leases [Abstract]    
Operating lease, description Our leases have remaining lease terms of two months to two years. One of our primary operating leases includes options to extend the lease for one to three years and the other primary lease includes an option to annually prolong; those operating leases also include options to terminate the leases within one year.  
Extended, description Our Stockholm corporate office lease has a remaining lease term of under one year and both of our leases are automatically renewed at a cost increase of 2% on an annual basis, unless we provide written notice nine months prior to the respective expiration dates.  
Short term lease costs $ 44,000 $ 38,000