Fixed Assets and Lease Commitments

12 Months Ended

Dec. 31, 2017

Fixed Assets and Lease Commitments [Abstract]

Fixed assets consisted of the following:



	December 31,
	2016			2017
Building and leasehold improvements	$	103.5		$	111.9
Software	52.5			50.8
Equipment	39.5			44.5
Furniture and fixtures	20.8			21.4
Land, improvements and other	17.9			18.7
Fixed assets, at cost	234.2			247.3
Accumulated depreciation and amortization	(124.1		)	(136.3		)
Fixed assets, net	$	110.1		$	111.0

The Company and its consolidated Affiliates lease office space and equipment for their operations. At December 31, 2017, the Company’s aggregate future minimum payments for operating leases having initial or non-cancelable lease terms greater than one year were payable as follows:



Year	Required Minimum Payments
2018	$	37.0
2019	33.9
2020	35.3
2021	33.6
2022	26.6
Thereafter	89.9

Consolidated rent expense for 2015, 2016 and 2017 was $36.3 million, $35.5 million and $37.5 million, respectively.