Intangible Assets and Goodwill (Goodwill) (Details) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($)
Goodwill
December 31, 2018	$ 1,766,511
Divestiture	(10,490)
Currency impact	(1,762)
March 31, 2019	1,754,259
Commerce Services
Goodwill
December 31, 2018	816,896
Divestiture	0
Currency impact	0
March 31, 2019	816,896
Commerce Services \| Global Ecommerce
Goodwill
December 31, 2018	609,431
Divestiture	0
Currency impact	0
March 31, 2019	609,431
Commerce Services \| Presort Services
Goodwill
December 31, 2018	207,465
Divestiture	0
Currency impact	0
March 31, 2019	207,465
SMB Solutions
Goodwill
December 31, 2018	515,455
Divestiture	(10,490)
Currency impact	(3,406)
March 31, 2019	501,559
SMB Solutions \| North America Mailing
Goodwill
December 31, 2018	368,248
Divestiture	0
Currency impact	167
March 31, 2019	368,415
SMB Solutions \| International Mailing
Goodwill
December 31, 2018	147,207
Divestiture	(10,490)
Currency impact	(3,573)
March 31, 2019	133,144
Software Solutions
Goodwill
December 31, 2018	434,160
Divestiture	0
Currency impact	1,644
March 31, 2019	$ 435,804

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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+ References

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