Intangible Assets and Goodwill (Details 3) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Jan. 01, 2015
Changes in carrying amount of goodwill
Balance at the beginning of the period	$ 458.3	$ 389.6
Acquisitions	61.0	75.8
Impairments	0.0	0.0
Other	(2.9)	(7.1)
Balance at the end of the period	516.4	458.3
Reallocation of goodwill between reporting segments			$ 6.7
Financial Services
Changes in carrying amount of goodwill
Balance at the beginning of the period	303.3	234.6
Acquisitions	61.0	75.8
Impairments	0.0	0.0
Other	(2.9)	(7.1)
Balance at the end of the period	361.4	303.3
Healthcare Services
Changes in carrying amount of goodwill
Balance at the beginning of the period	155.0	155.0
Acquisitions	0.0	0.0
Impairments	0.0	0.0
Other	0.0	0.0
Balance at the end of the period	$ 155.0	$ 155.0