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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The net amount of operating interest income (expense).

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Amount of other expense (income) that is infrequent in occurrence or unusual in nature.

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Amount of cost (reversal of cost) for pension benefits. Excludes other postretirement benefits.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Amount of restructuring charges, remediation cost, and asset impairment loss.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Segment Information (EBIT) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Reconciling items:
Restructuring charges and asset impairments, net									$ (69,606)	$ (25,899)	$ (44,849)
Loss on extinguishment of debt									(24,306)	(7,964)	(3,856)
(Benefit) provision for income taxes	$ (344)	$ 24,895	$ (3,724)	$ (7,820)	$ 10,819	$ 2,468	$ (2,205)	$ (17,498)	13,007	(6,416)	(13,659)
Income from continuing operations									40,149	181,705	180,039
Income from discontinued operations, net of tax	$ 168,659	$ (8,470)	$ (5,613)	$ (116)	$ 817	$ 32,621	$ 15,157	$ 11,511	154,460	60,106	63,489
Net income									194,609	241,811	243,528
Commerce Services \| Global Ecommerce
Segment Reporting Information [Line Items]
EBIT									(70,146)	(32,379)	(17,899)
Commerce Services \| Presort Services
Segment Reporting Information [Line Items]
EBIT									70,693	73,768	97,506
Operating Segments
Segment Reporting Information [Line Items]
EBIT									490,869	600,348	632,873
Operating Segments \| Commerce Services
Segment Reporting Information [Line Items]
EBIT									547	41,389	79,607
Operating Segments \| SendTech Solutions
Segment Reporting Information [Line Items]
EBIT									490,322	558,959	553,266
Reconciling Items
Reconciling items:
Interest, net									(155,558)	(159,757)	(164,162)
Unallocated corporate expenses									(211,529)	(185,919)	(219,924)
Restructuring charges and asset impairments, net									(69,606)	(25,899)	(44,849)
Pension settlement									0	(31,329)	0
Loss on Market Exits									(17,683)	0	0
Transaction costs									(2,728)	(1,359)	(6,384)
Loss on extinguishment of debt									$ (6,623)	$ (7,964)	$ (3,856)