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Stockholders' Equity and Stock-Based Compensation - Textual (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016 | Nov. 15, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares of common stock authorized | 47,000,000 | 47,000,000 |  |
Common stock, par value per share | $ 0.001 | $ 0.001 |  |
Shares of preferred stock authorized | 3,000,000 | 3,000,000 |  |
Preferred stock, par value per share | $ 0.001 | $ 0.001 |  |
Number of options granted | 0 | 0 | 0 |
Closing stock price | $ 27.65 |  |  |
Intrinsic value of options exercised | $ 2,500,000 | $ 3,100,000 | $ 2,700,000 |
Fair value of options vested |  | $ 300,000 | 700,000 |
Excess tax benefit |  |  | $ 1,000,000 |
Employee Stock Purchase Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Maximum percentage of salary withholdings | 10.00% |  |  |
Purchase price of common stock, percent | 85.00% |  |  |
Shares remaining for issuance under the ESPP | 443,694 |  |  |
Shares purchased under the ESPP | 70,214 | 122,298 | 212,619 |
Weighted average price of shares issued (in dollars per share) | $ 21.46 | $ 21.19 | $ 14.29 |
Restricted Stock Units (RSUs) [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares per unit granted | 1.7 |  |  |
Granted (in shares) | 484,087 | 454,600 |  |
Unrecognized compensation costs | $ 12,500,000 |  |  |
Weighted average remaining amortization period for unrecognized compensation costs | 1 year 9 months |  |  |
Cancelled (in shares) | 142,621 | 96,494 |  |
Restricted Stock Units (RSUs) [Member] | 2005 Equity Incentive Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Granted (in shares) | 822,948 | 772,820 |  |
Cancelled (in shares) | 242,456 | 164,040 |  |
Restricted Stock Units (RSUs) [Member] | Key Employees [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Granted (in shares) | 484,087 | 454,600 |  |
Restricted Stock Units (RSUs) [Member] | Key Employees [Member] | Maximum [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Period of vesting | 3 years |  |  |
Performance-Based Restricted Stock Units (PSUs) [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Granted (in shares) | 63,133 | 122,050 |  |
Percent of granted shares that will vest if target stock price performance is achieved | 66.70% |  |  |
Maximum percent of granted shares that will vest if maximum stock price performance is achieved | 100.00% |  |  |
Cumulative maximum number of shares expected to vest for all measurement period | 62,500 |  |  |
Cancelled (in shares) | 32,991 | 61,100 |  |
Performance-Based Restricted Stock Units (PSUs) [Member] | 2005 Equity Incentive Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Granted (in shares) | 107,327 | 207,485 |  |
Cancelled (in shares) | 56,085 | 103,870 |  |
Performance-Based Restricted Stock Units (PSUs) [Member] | Tranche One [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Period of vesting | 1 year |  |  |
Performance-Based Restricted Stock Units (PSUs) [Member] | Tranche Two [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Period of vesting | 2 years |  |  |
Performance-Based Restricted Stock Units (PSUs) [Member] | Tranche Three [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Period of vesting | 3 years |  |  |
Repurchases of Common Stock Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Maximum amount of common stock approved to repurchase, Value |  |  |  | $ 50,000,000
Stock repurchase program completed month and year | 2018-02 |  |  |

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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