v3.10.0.1

The Company and Summary of Significant Accounting Policies - New Accounting Standards (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for doubtful accounts and authorized credits | $ 95 |  | $ 95 |  | $ 102
Deferred revenue | 95 |  | 95 |  |
Net revenues | 2,649 | $ 2,498 | 7,869 | $ 7,220 |
Cost of net revenues | 608 |  | 1,764 |  |
Sales and marketing | 852 |  | 2,446 |  |
Net income | $ 721 |  | $ 1,770 |  |
Net income per share - basic (in usd per share) | $ 0.74 | $ 0.49 | $ 1.78 | $ 1.48 |
Net income per share - diluted (in usd per share) | $ 0.73 | $ 0.48 | $ 1.76 | $ 1.45 |
ASU 2014-09 | Difference between Revenue Guidance in Effect before and after Topic 606 |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Deferred revenue |  |  |  |  | $ 20
Sales and marketing |  | $ 92 |  | $ 268 |
Warrant |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Maximum percentage of shares acquirable | 5.00% |  | 5.00% |  |
As Reported |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Net revenues |  | 2,498 |  | 7,220 |
Cost of net revenues |  | 557 |  | 1,631 |
Sales and marketing |  | 719 |  | 2,094 |
Net income |  | $ 520 |  | $ 1,584 |
Net income per share - basic (in usd per share) |  | $ 0.49 |  | $ 1.48 |
Net income per share - diluted (in usd per share) |  | $ 0.48 |  | $ 1.45 |
As Reported | ASU 2014-09 |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Net revenues |  | $ 2,409 |  | $ 6,954 |
Cost of net revenues |  | 556 |  | 1,632 |
Sales and marketing |  | 627 |  | 1,826 |
Net income |  | $ 523 |  | $ 1,585 |
Net income per share - basic (in usd per share) |  | $ 0.49 |  | $ 1.48 |
Net income per share - diluted (in usd per share) |  | $ 0.48 |  | $ 1.45 |

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