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Summary of Significant Accounting Policies Summary of Significant Accounting Policies - Property and Equipment (Details)
12 Months Ended
Dec. 31, 2021
Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 3 years
Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 7 years