Other Income, Net (Detail Textuals) - USD ($) $ in Thousands  | 
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2019  | 
Sep. 30, 2018  | 
Sep. 30, 2019  | 
Sep. 30, 2018  | 
|
| Other Income, Net | ||||
| Other income, net | $ 10,251 | $ 98 | $ 13,433 | $ 11,354 | 
| X | ||||||||||
- References No definition available. 
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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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