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Summary of Significant Accounting Policies - Other Recent Accounting Pronouncements (Details) - USD ($)
$ in Millions
Jul. 01, 2021
Dec. 31, 2022
CIG | DBMGi | Series A shares issued and outstanding | Discontinued Operations    
Debt Instrument [Line Items]    
Proceeds from divestiture of businesses $ 40.9  
LIBOR plus 5.75% Line of Credit, due 2024    
Debt Instrument [Line Items]    
Outstanding debt   $ 20.0