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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' AND MEMBERS' EQUITY - USD ($) $ in Thousands | Total | Class A Common Stock | Class B Common Stock | Members' Equity | Common stock Class A Common Stock | Common stock Class B Common Stock | Additional Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Non- Controlling Interest | Secondary Offering and Redemption of Units | Secondary Offering and Redemption of Units Common stock Class A Common Stock | Secondary Offering and Redemption of Units Common stock Class B Common Stock | Secondary Offering and Redemption of Units Additional Paid-In Capital | Secondary Offering and Redemption of Units Non- Controlling Interest
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Beginning balance at Dec. 25, 2013 | $ 37,387 |  |  |  | $ 37,387 |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income | 2,118 |  |  |  | 2,118 |  |  |  |  |  |  |  |  |  |  |
Equity-based compensation | 165 |  |  |  | 165 |  |  |  |  |  |  |  |  |  |  |
Member distributions | (27,070) |  |  |  | (27,070) |  |  |  |  |  |  |  |  |  |  |
Other comprehensive loss | 0 | [1] |  |  |  |  |  |  |  | $ 0 |  |  |  |  |  |
Ending balance at Dec. 31, 2014 | 12,600 |  |  |  | 12,600 |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income | 3,124 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other comprehensive loss | $ (11) | [1] |  |  |  |  |  |  |  | (5) |  |  |  |  |  |
Ending balance (shares) at Dec. 30, 2015 |  |  | 19,789,259 | 16,460,741 |  | 19,789,259 | 16,460,741 |  |  |  |  |  |  |  |  |
Ending balance at Dec. 30, 2015 | $ 157,019 |  |  |  | 0 | $ 20 | $ 16 | $ 96,311 | $ 4,273 | (5) | $ 56,404 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period |  |  |  |  |  | 154,976 |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Stock Options Exercised | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition |  |  |  |  |  |  |  | 795 |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Share-based Compensation, Gross | 3,197 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,402
Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net | 33 |  |  |  |  |  |  | 30 |  |  |  |  |  |  |  | 3
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income | 22,146 |  |  |  |  |  |  |  | 12,446 |  | 9,700 |  |  |  |  |
Issuance of class A common stock in settlement of unit appreciation rights (shares) |  |  |  |  |  | 339,306 |  |  |  |  |  |  |  |  |  |
Equity-based compensation | 5,493 |  |  |  |  |  |  | 5,493 |  |  |  |  |  |  |  |
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis | 15,833 |  |  |  |  |  |  | 15,833 |  |  |  |  |  |  |  |
Redemptions (shares) |  |  |  |  |  | 5,207,149 |  |  |  |  |  |  | 5,207,149 | (5,207,149) |  |
Redemption of LLC Interests in connection with the secondary offering |  |  |  |  |  |  |  |  |  |  |  | $ 0 | $ 5 | $ (5) | $ 16,986 | $ (16,986)
Effect of redemption (shares) |  |  |  |  |  |  | 5,207,149 |  |  |  |  |  |  |  |  |
Other comprehensive loss | (16) | [1] |  |  |  |  |  |  |  | (10) | (6) |  |  |  |  |
Ending balance (shares) at Dec. 28, 2016 |  |  | 25,151,384 | 11,253,592 |  | 25,151,384 | 11,253,592 |  |  |  |  |  |  |  |  |
Ending balance at Dec. 28, 2016 | $ 201,353 |  |  |  | $ 0 | $ 25 | $ 11 | $ 135,448 | $ 16,719 | $ (15) | 49,165 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders |  |  |  |  |  |  |  |  |  |  | $ (2,352) |  |  |  |  |
[1] | Net of tax benefit of $0 for fiscal years ended December 28, 2016, December 30, 2015 and December 31, 2014.

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