Other expense, net (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Other expense, net | ||||
| Foreign exchange losses | $ (6,403,000) | $ (14,022,000) | $ (1,013,000) | $ (5,605,000) |
| Gains (losses) on redemption or maturity of available-for-sale debt securities | 13,000 | 13,000 | ||
| Gains (losses) on redemption or maturity of available-for-sale debt securities | (1,310,000) | (2,473,000) | ||
| Other | 113,000 | (74,000) | 153,000 | (198,000) |
| Other income, net | $ (6,277,000) | $ (15,406,000) | $ (847,000) | $ (8,276,000) |
| X | ||||||||||
- Definition Amount of other income (expense) related to nonoperating activities, classified as other. No definition available.
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| X | ||||||||||
- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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