Supplementary Data Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Property and Equipment

	December 31,
	2015			2014
Furniture and equipment	$	585.1		$	640.7
Leasehold improvements	570.1			594.0
Internal use computer software	295.2			296.2
Land and buildings	78.7			87.3
	1,529.1			1,618.2
Less: accumulated depreciation	(961.9		)	(1,070.0		)
Total property and equipment, net	$	567.2		$	548.2