Leases (Tables)

12 Months Ended

Dec. 31, 2015

Leases [Abstract]

Rent Expense

Rent expense for the three years ended December 31, 2015 was (in millions):

	2015			2014			2013
Office base rent	$	342.5		$	373.1		$	379.9
Third party sublease rent	(11.0		)	(11.2		)	(10.6		)
Net office rent	331.5			361.9			369.3
Equipment rent	22.6			27.9			33.1
	$	354.1		$	389.8		$	402.4

Future Minimum Lease Payments Under Non-Cancelable Operating and Capital Leases

Future minimum payments under non-cancelable operating leases, reduced by third party sublease rent receivable from existing non-cancelable subleases, and capital leases are (in millions):

	Operating Leases			Capital Leases
2016	$	305.0		$	23.7
2017	224.5			16.1
2018	176.0			9.1
2019	147.1			5.0
2020	122.7			3.3
Thereafter	419.4			2.8
Minimum lease payments	1,394.7			60.0
Sublease rent	(10.4		)
Net rent	$	1,384.3
Interest component				(2.0		)
Present value of minimum lease payments				$	58.0

Property Under Capital Lease and Capital Lease Obligations

Property under capital lease and capital lease obligations as of December 31, 2015 and 2014 were (in millions):

	2015			2014
Property under capital lease:
Cost	$	154.6		$	146.3
Accumulated depreciation	(100.4		)	(90.6		)
	$	54.2		$	55.7
Capital lease obligations:
Current	$	22.8		$	23.2
Long-term	35.2			34.0
	$	58.0		$	57.2