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Goodwill and Intangible Assets Goodwill and intangible (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items] |  |
Amortization of Intangible Assets Acquired | $ 166.4 | $ 11.3
Definite Lived Intangible Assets: | 261.0 | 133.2
Total Indefinite Lived Intangible Assets | 47.8 | 39.8
Total Intangible Assets | 308.8 | 173.0
Customer Relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Definite Lived Intangible Assets: | 6.7 | 7.3
Agent Relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Definite Lived Intangible Assets: | 68.0 | 15.6
Trade Names |  |
Finite-Lived Intangible Assets [Line Items] |  |
Definite Lived Intangible Assets: | 7.0 | 1.4
Internal-Use Software |  |
Finite-Lived Intangible Assets [Line Items] |  |
Definite Lived Intangible Assets: | 149.1 | 82.9
Insurance Licenses |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total Indefinite Lived Intangible Assets | 42.6 | 34.6
Trade Names |  |
Finite-Lived Intangible Assets [Line Items] |  |
Total Indefinite Lived Intangible Assets | $ 5.2 | $ 5.2

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance. + References No definition available. + Details
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