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Geographic Information and Business Segments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 | Mar. 31, 2017
Total revenues by geographic area |  |
Revenues | $ 815,053 | $ 147,287
United States |  |
Total revenues by geographic area |  |
Revenues | 743,152 | 91,987
Ireland |  |
Total revenues by geographic area |  |
Revenues | 14,023 | 28,251
United Kingdom |  |
Total revenues by geographic area |  |
Revenues | 11,600 | 0
Singapore |  |
Total revenues by geographic area |  |
Revenues | 46,200 | 27,006
Others |  |
Total revenues by geographic area |  |
Revenues | $ 78 | $ 43

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