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Restructuring Charges (Tables) | 3 Months Ended
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Mar. 31, 2019
Restructuring Cost and Reserve [Line Items] |
Restructuring and Related Costs [Table Text Block] | In the first quarter of 2019, the Company implemented a cost initiative (the "2019 Plan") to better align our cost structure with our revenue primarily related to specific client losses occurring in 2018, the components of which are listed below.
| Three months ended March 31, 2019
Severance and termination costs | $ | 19.9 |
Lease impairment costs | 11.9 |
Total restructuring charges | $ | 31.8 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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