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Debt - Schedule of Debt Summarized (Details) |  | 6 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 20, 2017 USD ($) | Jun. 30, 2018 USD ($) | Jun. 30, 2017 USD ($) | Jan. 01, 2019 | Jul. 01, 2018 | Apr. 01, 2018 | Jan. 01, 2018 | Dec. 31, 2017 USD ($) | Oct. 28, 2015 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Less: Current debt |  | $ (3,000,000) |  |  |  |  |  | $ (5,100,000) |
Debt issuance costs |  | (5,000,000) |  |  |  |  |  | (5,800,000) |
Total debt |  | 642,800,000 |  |  |  |  |  | 684,200,000 |
Short-term Debt |  | 0 |  |  |  |  |  | 1,500,000 |
Long-term debt |  | $ 639,800,000 |  |  |  |  |  | $ 679,100,000 |
Long-term Debt, Weighted Average Interest Rate, at Point in Time |  | 3.51% |  |  |  |  |  | 3.05% |
French Employee Profit Sharing [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Long-Term Debt, Gross |  | $ 6,700,000 |  |  |  |  |  | $ 9,100,000 |
Capital Lease Obligations [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Total debt |  | 4,100,000 |  |  |  |  |  | 4,100,000 |
Term Loan A-1 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  |  | $ 100,000,000
Long-Term Debt, Gross |  | $ 60,000,000 |  |  |  |  |  | 60,000,000 |
Line of Credit Facility, Interest Rate at Period End |  | 4.13% |  |  |  |  |  |  |
Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, EBITDA Ratio | 4.25 |  |  |  |  | 3.75 | 4.00 |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  | 1,000,000,000
Term Loan A-2 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  |  | 250,000,000
Long-Term Debt, Gross |  | $ 243,100,000 |  |  |  |  |  | 244,400,000 |
Line of Credit Facility, Interest Rate at Period End |  | 4.38% |  |  |  |  |  |  |
Revolving Credit Agreement - U.S. dollar borrowings [Member] | Revolving Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Long-Term Debt, Gross |  | $ 324,500,000 |  |  |  |  |  | 344,500,000 |
euro Revolver [Member] | Revolving Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Long-Term Debt, Gross |  | 9,400,000 |  |  |  |  |  | $ 26,400,000 |
First Amendment to Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Issuance Costs Incurred During Noncash or Partial Noncash Transaction | $ 600,000 |  |  |  |  |  |  |  |
Interest Expense [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Amortization of Debt Issuance Costs |  | $ 900,000 | $ 900,000 |  |  |  |  |  |
Revolving Credit Facility [Member] | Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  | $ 650,000,000
Revolving Credit Facility [Member] | Revolving Credit Agreement - U.S. dollar borrowings [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Interest Rate at Period End |  | 4.11% |  |  |  |  |  |  |
Revolving Credit Facility [Member] | euro Revolver [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of Credit Facility, Interest Rate at Period End |  | 2.00% |  |  |  |  |  |  |
Base Rate [Member] | Maximum [Member] | Term Loan A-1 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.50% |  |  |  |  |  |  |
Base Rate [Member] | Maximum [Member] | Term Loan A-2 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.75% |  |  |  |  |  |  |
Base Rate [Member] | Maximum [Member] | Revolving Credit Facility [Member] | Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.50% |  |  |  |  |  |  |
Base Rate [Member] | Minimum [Member] | Term Loan A-1 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 0.25% |  |  |  |  |  |  |
Base Rate [Member] | Minimum [Member] | Term Loan A-2 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 0.50% |  |  |  |  |  |  |
Base Rate [Member] | Minimum [Member] | Revolving Credit Facility [Member] | Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 0.25% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] | Term Loan A-1 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.50% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] | Term Loan A-2 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.75% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] | Revolving Credit Facility [Member] | Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.50% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] | Term Loan A-1 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.25% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] | Term Loan A-2 [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.50% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] | Revolving Credit Facility [Member] | Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.25% |  |  |  |  |  |  |
Scenario, Forecast [Member] | Second Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, Covenant, EBITDA Ratio |  |  |  | 3.00 | 3.50 |  |  |  |

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