Revenue (Disaggregates of Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	$ 834,538	$ 926,942
Total consolidated revenue	834,538	926,942
ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	687,605	770,096
Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	77,064	78,373
Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	610,541	691,723
Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	687,605	770,096
Revenue from leasing transactions and financing	146,933	156,846
Total consolidated revenue	834,538	926,942
Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	523,491	597,384
Revenue from leasing transactions and financing	0	0
Total consolidated revenue	523,491	597,384
Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	105,284	110,352
Revenue from leasing transactions and financing	0	0
Total consolidated revenue	105,284	110,352
Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Revenue from leasing transactions and financing	67,049	72,029
Total consolidated revenue	67,049	72,029
Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	19,995	21,299
Revenue from leasing transactions and financing	62,615	67,997
Total consolidated revenue	82,610	89,296
Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	38,835	41,061
Revenue from leasing transactions and financing	0	0
Total consolidated revenue	38,835	41,061
Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Revenue from leasing transactions and financing	17,269	16,820
Total consolidated revenue	17,269	16,820
Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	146,933	156,846
Global Ecommerce
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	348,391	418,527
Global Ecommerce | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	348,391	418,527
Global Ecommerce | Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Global Ecommerce | Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	348,391	418,527
Global Ecommerce | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	348,391	418,527
Global Ecommerce | Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	348,391	418,527
Global Ecommerce | Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Global Ecommerce | Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Global Ecommerce | Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Global Ecommerce | Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Global Ecommerce | Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Global Ecommerce | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	0	0
Presort Services
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	158,902	160,544
Presort Services | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	158,902	160,544
Presort Services | Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Presort Services | Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	158,902	160,544
Presort Services | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	158,902	160,544
Presort Services | Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	158,902	160,544
Presort Services | Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Presort Services | Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Presort Services | Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Presort Services | Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Presort Services | Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
Presort Services | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	0	0
SendTech Solutions
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	327,245	347,871
SendTech Solutions | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	180,312	191,025
SendTech Solutions | Products/services transferred at a point in time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	77,064	78,373
SendTech Solutions | Products/services transferred over time | ASC 606
Disaggregation of Revenue [Line Items]
Revenue from products and services	103,248	112,652
SendTech Solutions | Sales And Services
Disaggregation of Revenue [Line Items]
Revenue from products and services	180,312	191,025
SendTech Solutions | Business services
Disaggregation of Revenue [Line Items]
Revenue from products and services	16,198	18,313
SendTech Solutions | Support services
Disaggregation of Revenue [Line Items]
Revenue from products and services	105,284	110,352
SendTech Solutions | Financing
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
SendTech Solutions | Equipment sales
Disaggregation of Revenue [Line Items]
Revenue from products and services	19,995	21,299
SendTech Solutions | Supplies
Disaggregation of Revenue [Line Items]
Revenue from products and services	38,835	41,061
SendTech Solutions | Rentals
Disaggregation of Revenue [Line Items]
Revenue from products and services	0	0
SendTech Solutions | Revenue from leasing transactions and financing
Disaggregation of Revenue [Line Items]
Revenue from leasing transactions and financing	$ 146,933	$ 156,846