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CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Treasury Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Noncontrolling Interest | As Previously Reported | As Previously Reported Common Stock | As Previously Reported Treasury Stock | Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2016 | $ 584,177 | $ 50 | $ (404,276) | $ 382,263 | $ (7,027) | $ 613,167 | $ 0 |  |  |  |
Beginning Balance, shares at Jan. 02, 2016 |  | 49,881 | 12,759 |  |  |  |  |  | 49,881 | 12,759 |
Stock options exercised | 1,799 | 1,799 |  |  |  |  |  |  |  |  |
Stock options exercised | $ 37,342 |  |  | 37,342 |  |  |  |  |  |  |
Restricted/Performance stock units vested | 4 |  |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  | 12,503 |  |  |  |  |  |  |
Stock-based compensation | $ 12,503 |  |  |  |  |  |  |  |  |  |
Repurchases of common stock | (1,496) | (1,496) | (1,496) |  |  |  |  |  |  |  |
Value of shares repurchased | $ 63,402 |  | $ 63,403 | (1) |  |  |  |  |  |  |
Net Income | 311,097 |  |  |  |  |  |  |  |  |  |
Gain on deconsolidation of variable interest entity | (297) |  |  |  |  |  | (297) |  |  |  |
Net income | 311,097 |  |  |  |  | 311,097 |  | $ 300,666 |  |  | $ 10,431
Foreign currency translation adjustment | (2,288) |  |  |  | (2,288) |  |  |  |  |  |
Ending Balance, shares at Dec. 31, 2016 |  | 50,188 | 14,255 |  |  |  |  |  |  |  |
Beginning Balance at Dec. 30, 2017 | $ 724,025 | $ 52 | $ (472,536) | 461,494 | (2,941) | 737,956 | 0 |  |  |  |
Stock options exercised | 2,246 | 2,246 |  |  |  |  |  |  |  |  |
Stock options exercised | $ 62,046 | $ 2 |  | 62,044 |  |  |  |  |  |  |
Restricted/Performance stock units vested | 6 |  |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  | 17,187 |  |  |  |  |  |  |
Stock-based compensation | $ 17,187 |  |  |  |  |  |  |  |  |  |
Repurchases of common stock | (804) | (804) | (804) |  |  |  |  |  |  |  |
Value of shares repurchased | $ 68,260 |  | $ 68,260 |  |  |  |  |  |  |  |
Net Income | 124,789 |  |  |  |  |  |  |  |  |  |
Net income | 124,789 |  |  |  |  | 124,789 |  | $ 131,616 |  |  | $ (6,827)
Foreign currency translation adjustment | 4,201 |  |  |  | 4,201 |  |  |  |  |  |
Unrealized loss on marketable securities | (115) |  |  |  | (115) |  |  |  |  |  |
Ending Balance, shares at Dec. 30, 2017 |  | 51,636 | 15,059 |  |  |  |  |  |  |  |
Beginning Balance at Dec. 29, 2018 | $ 969,065 | $ 53 | $ (489,026) | 533,164 | (6,199) | 931,073 | $ 0 |  |  |  |
Stock options exercised | 1,608 | 1,608 |  |  |  |  |  |  |  |  |
Stock options exercised | $ 44,422 | $ 1 |  | 44,421 |  |  |  |  |  |  |
Restricted/Performance stock units vested |  | 39 |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  | 27,417 |  |  |  |  |  |  |
Stock-based compensation | $ 27,417 |  |  |  |  |  |  |  |  |  |
Repurchases of common stock | (196) | (196) | (196) |  |  |  |  |  |  |  |
Value of shares repurchased | $ 16,490 |  | $ 16,490 |  |  |  |  |  |  |  |
Net Income | 193,543 |  |  |  |  | 193,543 |  |  |  |  |
Foreign currency translation adjustment | (3,258) |  |  |  | $ (3,258) |  |  |  |  |  |
Shares paid for tax withholding | (168) |  |  | $ (168) |  |  |  |  |  |  |
Shares paid for tax withholding |  | (2) |  |  |  |  |  |  |  |  |
Adoption of ASU 2016-16 | $ (426) |  |  |  |  |  |  |  |  |  |
Adoption of ASU 2016-16 | Accounting Standards Update 2016-06 [Member] |  |  |  |  |  | $ (426) |  |  |  |  |
Ending Balance, shares at Dec. 29, 2018 |  | 53,085 | 15,255 |  |  |  |  |  |  |  |

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