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Debt - Additional Information (Details) |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 02, 2017 USD ($) | Jan. 27, 2016 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Jun. 02, 2017 CAD ($) | Jun. 02, 2017 EUR (€) | Jun. 02, 2017 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt settlement charges |  |  | $ 0 | $ 0 | $ 300,000 |  |  |
Deferred financing costs |  |  | 0 | 200,000 | 1,100,000 |  |  |
Interest Rate Derivative Assets, at Fair Value |  |  | 2,000,000 | 1,600,000 |  |  |  |
Aggregate maturities of total borrowings due, year one |  |  | 200,000 |  |  |  |  |
Aggregate maturities of total borrowings due, year two |  |  | 200,000 |  |  |  |  |
Aggregate maturities of total borrowings due, year three |  |  | 209,600,000 |  |  |  |  |
Aggregate maturities of total borrowings due, year four |  |  | $ 100,000 |  |  |  |  |
Weighted average interest rate on short-term borrowings |  |  | 3.30% |  |  |  |  |
Interest paid |  |  | $ 8,700,000 | 6,600,000 | 1,100,000 |  |  |
Unrealized gain (loss) on interest rate cash flow hedges, pretax, accumulated other comprehensive income (loss) |  |  | 400,000 | 1,600,000 |  |  |  |
Derivative instruments, gain (loss) recognized in income, ineffective portion and amount excluded from effectiveness testing, net |  |  | 0 | 0 |  |  |  |
Interest Rate Swap |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, amount outstanding |  |  |  |  |  |  |  | $ 150,000,000
2013 Credit Agreement | Revolving Credit Facility |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Repayments of Debt |  |  |  |  | 43,400,000 |  |  |
Debt settlement charges |  |  |  |  | 300,000 |  |  |
2016 Credit Agreement |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Deferred debt issuance cost amortization period |  | 5 years |  |  |  |  |  |
2016 Credit Agreement | Letter of Credit |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Secured credit facility |  | $ 50,000,000.0 |  |  |  |  |  |
2016 Credit Agreement | Revolving Credit Facility |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Secured credit facility |  | 325,000,000 |  |  |  |  |  |
Secured credit facility, available increment |  | 75,000,000 |  |  |  |  |  |
Deferred financing costs |  | $ 1,100,000 |  |  |  |  |  |
Amended 2016 Credit Agreement | Letter of Credit |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Remaining borrowing capacity |  |  | 11,300,000 |  |  |  |  |
Amended 2016 Credit Agreement | Revolving Credit Facility |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Secured credit facility |  |  |  |  |  | $ 100,000,000 | € 20,000,000 | $ 400,000,000
Guaranteed percentage of outstanding voting capital stock | 65.00% |  |  |  |  |  |  |
Line of credit facility, covenant terms, leverage ratio maximum |  |  |  |  |  | 2.5 | 2.5 | 2.5
Line of credit facility, amount outstanding |  |  | 209,400,000.0 |  |  |  |  |
Remaining borrowing capacity |  |  | 179,300,000 |  |  |  |  |
Proceeds from long-term lines of credit |  |  | 8,000,000 | 262,700,000 | 69,800,000 |  |  |
Repayments of lines of credit |  |  | $ 70,100,000 | $ 53,600,000 | $ 5,000,000 |  |  |
Amended 2016 Credit Agreement | Revolving Credit Facility | Minimum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage | 0.15% |  |  |  |  |  |  |
Amended 2016 Credit Agreement | Revolving Credit Facility | Maximum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage | 0.30% |  |  |  |  |  |  |
Line of credit facility, covenant terms, permitted dividend payouts | $ 30,000,000 |  |  |  |  |  |  |
Line of credit facility, covenant terms, capacity available for specific purpose other than for trade purchases | $ 30,000,000 |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) | Amended 2016 Credit Agreement | Revolving Credit Facility | Minimum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Base rate borrowings margin ranges | 1.00% |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) | Amended 2016 Credit Agreement | Revolving Credit Facility | Maximum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Base rate borrowings margin ranges | 2.25% |  |  |  |  |  |  |
Base Rate | Amended 2016 Credit Agreement | Revolving Credit Facility | Minimum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Base rate borrowings margin ranges | 0.00% |  |  |  |  |  |  |
Base Rate | Amended 2016 Credit Agreement | Revolving Credit Facility | Maximum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Base rate borrowings margin ranges | 1.25% |  |  |  |  |  |  |
Interest Rate Swap |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Notional Amount |  |  |  |  |  |  |  | $ 150,000,000

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1),(2) -URI http://asc.fasb.org/extlink&oid=109977999&loc=d3e76258-113986 + Details
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- Definition Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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