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Acquisitions - Presque Isle (Details) - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Jan. 11, 2019 | Mar. 31, 2019 | Dec. 31, 2018
Business Acquisition [Line Items] |  |  |
Goodwill |  | $ 363.8 | $ 338.0
Presque Isle |  |  |
Business Acquisition [Line Items] |  |  |
Payments to acquire business | $ 178.9 |  |
Working capital and other purchase price adjustments | 0.8 |  |
Cash acquired in the acquisition | 8.4 |  |
Goodwill | $ 25.8 |  |
Revenue since date of acquisition |  | $ 29.7 |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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