Stock-Based Compensation - Expense (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
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| Share-based Payment Arrangement [Abstract] | ||||
| Stock-based compensation expense | $ 13,169 | $ 10,603 | $ 39,467 | $ 29,574 |
| Tax effect on stock-based compensation expense | (3,438) | (2,682) | (10,305) | (7,482) |
| Net effect on income | $ 9,731 | $ 7,921 | $ 29,162 | $ 22,092 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, after tax, of expense for award under share-based payment arrangement. No definition available.
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- References No definition available.
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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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