XML 76 R66.htm IDEA: XBRL DOCUMENT v3.22.0.1
Income Taxes (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2021
USD ($)
Income Taxes (Details) [Line Items]  
Description of expire date The federal loss carryforward begins to expire in 2028, and the California loss carryforward begins to expire in 2030 The foreign loss carryforward, which is generated in Sweden, does not expire.
Open tax years The 2009 through 2020 tax years are open and may be subject to potential examination in one or more jurisdictions.
Federal [Member]  
Income Taxes (Details) [Line Items]  
Operating loss carryforwards $ 74.5
State [Member]  
Income Taxes (Details) [Line Items]  
Operating loss carryforwards 20.0
Foreign [Member]  
Income Taxes (Details) [Line Items]  
Operating loss carryforwards $ 23.6