Financing Arrangements - Narrative (Details) - USD ($) $ in Thousands  | 
6 Months Ended | ||
|---|---|---|---|
Jul. 19, 2019  | 
Jun. 30, 2019  | 
Jun. 30, 2018  | 
|
| Debt Instrument [Line Items] | |||
| Upsizing of term loan, amount | $ 0 | $ 150,000 | |
| Subsequent Event | |||
| Debt Instrument [Line Items] | |||
| Increase (decrease) in total liquidity | $ 61,000 | ||
| Subsequent Event | Term loan facility | |||
| Debt Instrument [Line Items] | |||
| Upsizing of term loan, amount | 40,000 | ||
| Reduction in principle payments | 26,000 | ||
| Fees and expenses | $ 5,100 | ||
| First Tier Foreign Subsidiaries | Subsequent Event | Term loan facility | |||
| Debt Instrument [Line Items] | |||
| Equity method investment, ownership percentage | 35.00% | ||
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- Definition Increase (Decrease) In Total Liquidity No definition available. 
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- Definition Long-term Debt, Reduction In Principle Payments No definition available. 
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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. No definition available. 
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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