Segment Information (Reportable Segments and Reconciliation of Adjusted Segment EBIT) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Adjusted segment EBIT	$ 54,779	$ 40,329
Operating Segments
Segment Reporting Information [Line Items]
Revenue	475,869	497,244
Adjusted segment EBIT	149,713	134,039
Operating Segments | SendTech Solutions
Segment Reporting Information [Line Items]
Revenue	298,055	327,437
Cost of revenue	92,688	109,473
Operating expenses	110,433	124,254
Adjusted segment EBIT	94,934	93,710
Operating Segments | Presort Services
Segment Reporting Information [Line Items]
Revenue	177,814	169,807
Cost of revenue	104,635	107,327
Operating expenses	18,400	22,151
Adjusted segment EBIT	$ 54,779	$ 40,329