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Pensions - Summary of Change in Plan Assets (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
U.S. Benefit Plan |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |
Fees, commissions and other expense paid from plan assets |  | $ 1.8 | $ 2.2
Change in Plan Assets |  |  |
Fair value of plan assets, beginning of year |  | 131.7 | 131.1
Actual (loss) return on plan assets | [1] | (10.0) | 17.7
Company contribution |  | 7.0 | 5.0
Benefits and expenses paid |  | (9.9) | (8.4)
Settlement payments |  | 0.0 | (13.7)
Foreign currency translation |  | 0.0 | 0.0
Fair value of plan assets, end of year |  | 118.8 | 131.7
Non-U.S. Benefit Plan |  |  |
Change in Plan Assets |  |  |
Fair value of plan assets, beginning of year |  | 54.7 | 48.5
Actual (loss) return on plan assets |  | (1.6) | 3.9
Company contribution |  | 1.3 | 0.9
Benefits and expenses paid |  | (3.8) | (3.3)
Settlement payments |  | 0.0 | 0.0
Foreign currency translation |  | (2.9) | 4.7
Fair value of plan assets, end of year |  | $ 47.7 | $ 54.7
[1] | Actual (loss) return on plan assets of the U.S. benefit plan for the years ended December 31, 2018 and 2017, was net of fees, commissions and other expenses paid from plan assets of $1.8 million and $2.2 million, respectively.

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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921 + Details
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