Breakdown of Revenue and Non-Current Assets by Geographical Areas - Other Information (Details) - USD ($) $ in Thousands |
Jun. 30, 2017 |
Dec. 31, 2016 |
---|---|---|
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | $ 235,391 | $ 211,525 |
Americas | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | 135,241 | 123,308 |
United States | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | 134,701 | 122,474 |
Europe | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | 7,991 | 7,132 |
Asia-Pacific | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | 21,354 | 26,033 |
Japan | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | 7,772 | 8,965 |
Holding | ||
Revenues from External Customers and Long-Lived Assets [Line Items] | ||
Non-current assets | $ 70,805 | $ 55,052 |