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Significant Accounting Policies - Adoption of New Revenue Accounting Standard (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2018 | Apr. 01, 2017 | Dec. 31, 2017 | Dec. 30, 2017
Adoption of New Accounting Standard |  |  |  |
Retained earnings | $ 904,160 |  |  | $ 851,307
Condensed Consolidated Statements of Cash Flows |  |  |  |
Accounts receivable, net | 3,307 | $ 1,252 |  |
Prepaid expenses and other current assets | 17,169 | (6,708) |  |
Deferred revenue and returns liability | (2,599) | 4,038 |  |
Condensed Consolidated Statements of Income |  |  |  |
Cost of revenues | (81,147) | (73,867) |  |
Net income | $ 26,405 | $ 15,426 |  |
Earnings per share: |  |  |  |
Basic (in dollars per share) | $ 0.61 | $ 0.37 |  |
Diluted (in dollars per share) | $ 0.60 | $ 0.36 |  |
Condensed Consolidated Balance Sheet |  |  |  |
Prepaid expenses and other current assets | $ 64,555 |  |  | 39,120
Other assets, net | 94,837 |  |  | 88,387
Deferred revenue and returns liability | 25,426 |  |  |
Deferred income on shipments to distributors |  |  |  | (50,115)
Other current liabilities | 69,310 |  |  | 73,359
Retained earnings | $ 904,160 |  |  | $ 851,307
Performance Obligations |  |  |  |
Product replacement warranty | 1 year |  |  |
Accounting Standards Update 2014-09 - Revenue from Contracts with Customers |  |  |  |
Adoption of New Accounting Standard |  |  |  |
Retained earnings | $ 26,585 |  |  |
Condensed Consolidated Statements of Cash Flows |  |  |  |
Accounts receivable, net | 230 |  |  |
Prepaid expenses and other current assets | 7,579 |  |  |
Other assets, net | (2,282) |  |  |
Deferred revenue and returns liability | 27,806 |  |  |
Deferred income on shipments to distributors | (50,115) |  |  |
Other current liabilities | 1,641 |  |  |
Retained earnings | 26,195 |  |  |
Condensed Consolidated Statements of Income |  |  |  |
Revenue | 698 |  |  |
Cost of revenues | (250) |  |  |
Net income | $ 390 |  |  |
Earnings per share: |  |  |  |
Basic (in dollars per share) | $ 0.01 |  |  |
Diluted (in dollars per share) | $ 0.01 |  |  |
Condensed Consolidated Balance Sheet |  |  |  |
Prepaid expenses and other current assets | $ 5,425 |  |  |
Other assets, net | (2,952) |  |  |
Deferred revenue and returns liability | 25,426 |  |  |
Deferred income on shipments to distributors | (52,051) |  |  |
Other current liabilities | 2,636 |  |  |
Retained earnings | $ 26,585 |  |  |
Accounting Standards Update 2014-09 - Revenue from Contracts with Customers | Early Adoption, Effect |  |  |  |
Adoption of New Accounting Standard |  |  |  |
Retained earnings |  |  | $ 26,200 |
Condensed Consolidated Balance Sheet |  |  |  |
Retained earnings |  |  | $ 26,200 |

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