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Fixed Assets and Lease Commitments (Tables) | 12 Months Ended
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Dec. 31, 2017
Fixed Assets and Lease Commitments [Abstract] |
Schedule of Fixed Assets | 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 |
Schedule of Aggregate Future Minimum Payments for Operating Leases | 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 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 + Details
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