Segment Information - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 333,995	$ 291,047	$ 642,370	$ 571,653
Thryv U.S.
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	273,737	244,181	533,613	509,365
Marketing Services
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	60,258	46,866	108,757	62,288
Marketing Services
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	222,570	202,795	435,103	430,728
Marketing Services | Print
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	104,264	93,753	202,170	206,664
Marketing Services | Digital
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	118,306	109,042	232,933	224,064
SaaS
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	51,167	41,386	98,510	78,637
International Marketing Services
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	59,218	46,857	106,882	62,279
International Marketing Services | Print
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	34,907	15,231	56,407	20,944
International Marketing Services | Digital
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	24,311	31,626	50,475	41,335
International SaaS
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 1,040	$ 9	$ 1,875	$ 9