Goodwill and Other Assets (Tables)

9 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

The changes in carrying amounts of goodwill within the Company's segments are summarized as follows:

	Eurasia Banking			Americas Banking			Retail			Total
Goodwill	$	513.0		$	425.4		$	350.6		$	1,289.0
Accumulated impairment losses	(168.7		)	(122.0		)	—			(290.7		)
Balance at January 1, 2017	$	344.3		$	303.4		$	350.6		$	998.3
Goodwill acquired	1.6			—			4.0			5.6
Goodwill adjustment	(1.1		)	(1.0		)	(0.8		)	(2.9		)
Currency translation adjustment	71.8			2.2			42.1			116.1
Goodwill	$	585.3		$	426.6		$	395.9		$	1,407.8
Accumulated impairment losses	(168.7		)	(122.0		)	—			(290.7		)
Balance at December 31, 2017	$	416.6		$	304.6		$	395.9		$	1,117.1
Currency translation adjustment	(17.9		)	(5.5		)	(11.1		)	(34.5		)
Goodwill	$	567.4		$	421.1		$	384.8		$	1,373.3
Impairment	(98.1		)	—			(101.2		)	(199.3		)
Accumulated impairment losses	(266.8		)	(122.0		)	(101.2		)	(490.0		)
Balance at September 30, 2018	$	300.6		$	299.1		$	283.6		$	883.3

Schedule Of Intangible Assets [Table Text Block]

The following summarizes information on intangible assets by major category:

		September 30, 2018							December 31, 2017
	Weighted-average remaining useful lives	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Customer relationships, net	6.9 years	$	722.2	$	(162.5	)	$	559.7	$	741.5	$	(108.2	)	$	633.3
Internally-developed software	1.8 years	208.5		(122.1		)	86.4		192.9		(99.8		)	93.1
Development costs non-software	0.4 years	53.2		(43.2		)	10.0		55.3		(35.1		)	20.2
Other intangibles	0.9 years	74.8		(59.3		)	15.5		84.5		(57.3		)	27.2
Other intangible assets, net		336.5		(224.6		)	111.9		332.7		(192.2		)	140.5
Total		$	1,058.7	$	(387.1	)	$	671.6	$	1,074.2	$	(300.4	)	$	773.8