Revenue (Disaggregates of Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Total consolidated revenue	$ 493,420	$ 521,269
Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	371,684	384,143
Revenue from leasing transactions and financing	121,736	137,126
Total consolidated revenue	493,420	521,269
Sales And Services | Services/products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from services and products	66,403	76,465
Sales And Services | Services/products transferred over time
Disaggregation of Revenue [Line Items]
Revenue from services and products	305,281	307,678
Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	318,432	322,690
Revenue from leasing transactions and financing	0	0
Total consolidated revenue	318,432	322,690
Products
Disaggregation of Revenue [Line Items]
Revenue from services and products	53,252	61,453
Revenue from leasing transactions and financing	39,938	52,671
Total consolidated revenue	93,190	114,124
Financing and other
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Revenue from leasing transactions and financing	81,798	84,455
Total consolidated revenue	81,798	84,455
Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	121,736	137,126
Operating Segments
Disaggregation of Revenue [Line Items]
Revenue from services and products	475,869	497,244
Operating Segments | SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from services and products	298,055	327,437
Total consolidated revenue	298,055	327,437
Operating Segments | Presort Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	177,814	169,807
Total consolidated revenue	177,814	169,807
Operating Segments | Sales And Services | SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from services and products	176,319	190,311
Operating Segments | Sales And Services | SendTech Solutions | Services/products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from services and products	66,403	76,465
Operating Segments | Sales And Services | SendTech Solutions | Services/products transferred over time
Disaggregation of Revenue [Line Items]
Revenue from services and products	109,916	113,846
Operating Segments | Sales And Services | Presort Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	177,814	169,807
Operating Segments | Sales And Services | Presort Services | Services/products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Operating Segments | Sales And Services | Presort Services | Services/products transferred over time
Disaggregation of Revenue [Line Items]
Revenue from services and products	177,814	169,807
Operating Segments | Services | SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from services and products	123,067	128,858
Operating Segments | Services | Presort Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	177,814	169,807
Operating Segments | Products | SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from services and products	53,252	61,453
Operating Segments | Products | Presort Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Operating Segments | Financing and other | SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Operating Segments | Financing and other | Presort Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Operating Segments | Revenue from leasing transactions and financing | SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	121,736	137,126
Operating Segments | Revenue from leasing transactions and financing | Presort Services
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	0	0
Other
Disaggregation of Revenue [Line Items]
Revenue from services and products	17,551	24,025
Total consolidated revenue	17,551	24,025
Other | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	17,551	24,025
Other | Sales And Services | Services/products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Other | Sales And Services | Services/products transferred over time
Disaggregation of Revenue [Line Items]
Revenue from services and products	17,551	24,025
Other | Services
Disaggregation of Revenue [Line Items]
Revenue from services and products	17,551	24,025
Other | Products
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Other | Financing and other
Disaggregation of Revenue [Line Items]
Revenue from services and products	0	0
Other | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	$ 0	$ 0