CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
|
| Statement of Stockholders' Equity [Abstract] | ||
| Exercise of stock options, shares tendered in payment (in shares) | 131,070,000 | |
| Repurchase and retirement of common stock, shares tendered in payment (in shares) | 9,816,000 | |
| Shares surrendered for tax withholdings (in shares) | 341,704 | 239,481,000 |
| Underwriting discount and expense | $ 34 | $ 37 |
| X | ||||||||||
- Definition Shares Tendered In Exercise Price For Share Based Compensation No definition available.
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| X | ||||||||||
- Definition Stock Tendered During Period, Shares No definition available.
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| X | ||||||||||
- Definition Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition For net-share settlement of share-based awards when the employer settles employees' income tax withholding obligations, this element represents the number of shares the employees use to repay the employer. No definition available.
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| X | ||||||||||
- References No definition available.
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