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Supplemental balance sheet and cash flow information (goodwill) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($)
Goodwill [Roll Forward]
Goodwill, gross, beginning of year	$ 2,016,008
Accumulated impairment charges, beginning of year	(585,867)
Goodwill, net of accumulated impairment charges, beginning of year	1,430,141
Currency translation adjustment	15
Goodwill, gross, end of period	2,016,023
Accumulated impairment charges, end of period	(585,867)
Goodwill, net of accumulated impairment charges, end of period	1,430,156
Reportable business segments [Member] | Payments [Member]
Goodwill [Roll Forward]
Goodwill, gross, beginning of year	895,338
Accumulated impairment charges, beginning of year	0
Goodwill, net of accumulated impairment charges, beginning of year	895,338
Goodwill, gross, end of period	895,338
Accumulated impairment charges, end of period	0
Goodwill, net of accumulated impairment charges, end of period	895,338
Reportable business segments [Member] | Cloud Solutions [Member]
Goodwill [Roll Forward]
Goodwill, gross, beginning of year	432,984
Accumulated impairment charges, beginning of year	(392,168)
Goodwill, net of accumulated impairment charges, beginning of year	40,816
Goodwill, gross, end of period	432,984
Accumulated impairment charges, end of period	(392,168)
Goodwill, net of accumulated impairment charges, end of period	40,816
Reportable business segments [Member] | Promotional Solutions [Member]
Goodwill [Roll Forward]
Goodwill, gross, beginning of year	252,874
Accumulated impairment charges, beginning of year	(193,699)
Goodwill, net of accumulated impairment charges, beginning of year	59,175
Currency translation adjustment	15
Goodwill, gross, end of period	252,889
Accumulated impairment charges, end of period	(193,699)
Goodwill, net of accumulated impairment charges, end of period	59,190
Reportable business segments [Member] | Checks [Member]
Goodwill [Roll Forward]
Goodwill, gross, beginning of year	434,812
Accumulated impairment charges, beginning of year	0
Goodwill, net of accumulated impairment charges, beginning of year	434,812
Goodwill, gross, end of period	434,812
Accumulated impairment charges, end of period	0
Goodwill, net of accumulated impairment charges, end of period	$ 434,812

X

- Definition

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.

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