Revenue (Disaggregates of Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	$ 830,914	$ 875,449	$ 2,629,351	$ 2,689,849
Total consolidated revenue	830,914	875,449	2,629,351	2,689,849
ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	683,891	728,097	2,172,735	2,221,816
Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	76,667	81,205	231,194	236,016
Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	607,224	646,892	1,941,541	1,985,800
Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	683,891	728,097	2,172,735	2,221,816
Revenue from leasing transactions and financing	147,023	147,352	456,616	468,033
Total consolidated revenue	830,914	875,449	2,629,351	2,689,849
Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	518,405	551,384	1,667,267	1,688,860
Revenue from leasing transactions and financing	0	0	0	0
Total consolidated revenue	518,405	551,384	1,667,267	1,688,860
Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	107,642	113,413	325,619	347,266
Revenue from leasing transactions and financing	0	0	0	0
Total consolidated revenue	107,642	113,413	325,619	347,266
Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Revenue from leasing transactions and financing	67,757	71,936	207,084	223,201
Total consolidated revenue	67,757	71,936	207,084	223,201
Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	20,389	25,089	63,088	66,600
Revenue from leasing transactions and financing	63,139	58,145	199,722	189,704
Total consolidated revenue	83,528	83,234	262,810	256,304
Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	37,455	38,211	116,761	119,090
Revenue from leasing transactions and financing	0	0	0	0
Total consolidated revenue	37,455	38,211	116,761	119,090
Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Revenue from leasing transactions and financing	16,127	17,271	49,810	55,128
Total consolidated revenue	16,127	17,271	49,810	55,128
Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	147,023	147,352	456,616	468,033
Global Ecommerce
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	354,326	398,011	1,166,623	1,229,526
Global Ecommerce | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	354,326	398,011	1,166,623	1,229,526
Global Ecommerce | Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Global Ecommerce | Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	354,326	398,011	1,166,623	1,229,526
Global Ecommerce | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	354,326	398,011	1,166,623	1,229,526
Global Ecommerce | Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	354,326	398,011	1,166,623	1,229,526
Global Ecommerce | Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Global Ecommerce | Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Global Ecommerce | Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Global Ecommerce | Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Global Ecommerce | Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Global Ecommerce | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	0	0	0	0
Presort Services
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	144,824	139,296	444,302	417,041
Presort Services | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	144,824	139,296	444,302	417,041
Presort Services | Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Presort Services | Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	144,824	139,296	444,302	417,041
Presort Services | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	144,824	139,296	444,302	417,041
Presort Services | Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	144,824	139,296	444,302	417,041
Presort Services | Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Presort Services | Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Presort Services | Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Presort Services | Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Presort Services | Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
Presort Services | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	0	0	0	0
SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	331,764	338,142	1,018,426	1,043,282
SendTech Solutions | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	184,741	190,790	561,810	575,249
SendTech Solutions | Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	76,667	81,205	231,194	236,016
SendTech Solutions | Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	108,074	109,585	330,616	339,233
SendTech Solutions | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	184,741	190,790	561,810	575,249
SendTech Solutions | Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	19,255	14,077	56,342	42,293
SendTech Solutions | Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	107,642	113,413	325,619	347,266
SendTech Solutions | Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
SendTech Solutions | Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	20,389	25,089	63,088	66,600
SendTech Solutions | Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	37,455	38,211	116,761	119,090
SendTech Solutions | Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0	0	0
SendTech Solutions | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	$ 147,023	$ 147,352	$ 456,616	$ 468,033