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Recent Accounting Pronouncements (Details) - USD ($) $ / shares in Units, $ in Thousands | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Dec. 31, 2019 | Dec. 31, 2018 | Jan. 01, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Lease, Practical Expedients, Package [true false] |  |  | true |  |  |  |
Right of use assets | $ 46,006 |  | $ 0 |  |  |  |
Lease liabilities | 48,184 |  |  |  |  |  |
Accumulated deficit | (407,961) |  | (52,669) | [1] | $ (218,553) | [1] |
Net tax benefit on intercompany sales of certain intangible operating assets between its foreign subsidiaries |  |  |  |  | 46,369 |  |
Provision for income taxes | 22,145 | $ 11,759 | 23,738 |  | (29,250) |  |
Net income | $ 74,589 | $ 66,845 | $ 103,096 |  | 142,112 |  |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Right of use assets |  |  |  |  |  |  | $ 45,850
Lease liabilities |  |  |  |  |  |  | 47,666
Forecast [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Right of use assets |  |  |  |  |  |  | 46,000
Lease liabilities |  |  |  |  |  |  | $ 48,000
Accounting Standards 2016-16 [Member] | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Accumulated deficit |  |  |  |  | 379 |  |
Provision for income taxes |  |  |  |  | 45,596 |  |
Deferred income taxes (asset) |  |  |  |  | 45,596 |  |
Net income |  |  |  |  | $ 45,596 |  |
Basic and diluted earnings per share |  |  |  |  | $ 0.16 |  |
[1] | Included in Accumulated deficit on the opening balance of January 1, 2019 is $107,822, net of tax, for the cumulative effect adjustment of adopting Topics 606 and 34040.

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