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Stockholders' Equity and Stock-Based Compensation - Textual (Details) |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
May. 24, 2013 shares | Mar. 31, 2015 shares | Dec. 26, 2015 USD ($) $ / shares shares | Dec. 27, 2014 USD ($) $ / shares shares | Dec. 28, 2013 USD ($) $ / shares shares | May. 29, 2012 USD ($)
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 (in dollars per share) | $ / shares |  |  | $ 0.001 | $ 0.001 |  |
Shares of preferred stock authorized |  |  | 3,000,000 | 3,000,000 |  |
Preferred stock, par value per share (in dollars per share) | $ / shares |  |  | $ 0.001 | $ 0.001 |  |
Amount available for repurchase at end of period | $ |  |  | $ 4,397,000 | $ 6,118,000 | $ 11,462,000 |
Excess tax benefit | $ |  |  | $ 0 | $ 0 | $ 100,000 |
Option term | 7 years |  |  |  |  |
Weighted average fair value per share of stock options (in dollars per share) | $ / shares |  |  |  | $ 8.13 | $ 8.58 |
Number of Shares Outstanding (Options), Granted (in shares) |  |  | 0 | 74,300 | 430,800 |
Closing stock price (in dollars per share) | $ / shares |  |  | $ 15.79 |  |  |
Intrinsic value of options exercised | $ |  |  | $ 1,600,000 | $ 3,000,000 | $ 2,900,000 |
Fair value of options vested | $ |  |  | 1,500,000 | $ 3,200,000 | $ 3,700,000 |
Unrecognized compensation costs | $ |  |  | $ 600,000 |  |  |
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 |  |  | 300,000 |  |  |
Shares purchased under the ESPP |  |  | 125,504 | 122,112 | 126,068 |
Weighted average price of shares issued (in dollars per share) | $ / shares |  |  | $ 13.98 | $ 13.76 | $ 12.36 |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Weighted average remaining amortization period for unrecognized compensation costs |  |  | 1 year 11 months 12 days |  |  |
Unrecognized compensation costs | $ |  |  | $ 6,900,000 |  |  |
Shares per unit granted |  |  | 1.7 |  |  |
RSUs granted (in shares) |  |  | 506,459 |  |  |
RSUs cancelled (in shares) |  |  | 119,033 |  |  |
Restricted Stock Units (RSUs) [Member] | Minimum [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Period of vesting |  |  | 1 year |  |  |
Restricted Stock Units (RSUs) [Member] | Maximum [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Period of vesting |  |  | 3 years |  |  |
Restricted Stock Units (RSUs) [Member] | Key Employees [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
RSUs granted (in shares) |  |  | 506,459 | 473,600 |  |
Stock Options [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Weighted average remaining amortization period for unrecognized compensation costs |  |  | 1 year 6 months 29 days |  |  |
Performance-Based Restricted Stock Units (PSUs) [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Number of shares that will vest if target stock price performance is achieved |  | 40,000 |  |  |  |
Number of shares that will vest if maximum stock price performance is achieved |  | 60,000 |  |  |  |
RSUs granted (in shares) |  |  | 68,000 | 0 |  |
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 |  |  |  |
2012 Share Repurchase Program [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Amount available for repurchase at end of period | $ |  |  | $ 4,397,000 |  |  |
May 29, 2012 Program [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Maximum amount of common stock approved to repurchase, Value | $ |  |  |  |  |  | $ 20,000,000
2005 Equity Incentive Plan [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Ratio of restricted stock units against available for grant pool | 1.7 |  |  |  |  |
Number of shares of common stock authorized | 2,600,000 |  | 7,292,594 |  |  |
RSUs granted (in shares) |  |  | 860,980 |  |  |
RSUs cancelled (in shares) |  |  | 202,356 |  |  |

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