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Segment Information - Narrative (Details) - segment
12 Months Ended
Dec. 31, 2021
Nov. 30, 2021
Jan. 08, 2021
Segment Reporting Information [Line Items]      
Number of reportable segments 2    
Bisnode      
Segment Reporting Information [Line Items]      
Ownership interest acquired (as a percent)     100.00%
Eyeota/NetWise      
Segment Reporting Information [Line Items]      
Ownership interest acquired (as a percent)   100.00%