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SCHEDULE I: CONDENSED FINANCIAL INFORMATION OF REGISTRANT - BALANCE SHEET (Details) - USD ($) $ / shares in Units, $ in Thousands | Dec. 26, 2018 | Dec. 27, 2017 | Dec. 28, 2016 | Dec. 30, 2015
--- | --- | --- | --- | ---
Preferred stock, par value (in dollars per share) | $ 0 | $ 0 |  |
Current assets: |  |  |  |
Accounts receivable | $ 10,523 | $ 5,641 |  |
Total current assets | 101,119 | 93,199 |  |
Deferred income taxes, net | 242,533 | 185,914 |  |
TOTAL ASSETS | 610,532 | 470,606 |  |
Current liabilities: |  |  |  |
Accrued expenses | 22,799 | 11,649 |  |
Current portion of liabilities under tax receivable agreement | 5,804 | 937 |  |
Total current liabilities | 59,948 | 34,024 |  |
Liabilities under tax receivable agreement, net of current portion | 197,921 | 158,436 |  |
Total liabilities | 337,077 | 246,127 |  |
Commitments and contingencies |  |  |  |
Stockholders' equity: |  |  |  |
Preferred stock, no par value—10,000,000 shares authorized; none issued and outstanding as of December 26, 2018 and December 27, 2017, respectively. | 0 | 0 |  |
Additional paid-in capital | 195,633 | 153,105 |  |
Retained earnings | 30,404 | 16,399 |  |
Accumulated other comprehensive loss | 0 | (49) |  |
Total stockholders' equity | 273,455 | 224,479 | $ 201,353 | $ 157,019
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ 610,532 | $ 470,606 |  |
Preferred stock, shares authorized (in shares) | 10,000,000 | 10,000,000 |  |
Preferred stock, shares issued (in shares) | 0 | 0 |  |
Preferred stock, shares outstanding (in shares) | 0 | 0 |  |
Class A Common Stock |  |  |  |
Stockholders' equity: |  |  |  |
Common stock | $ 30 | $ 27 |  |
Common stock par value (in dollars per share) | $ 0.001 | $ 0.001 |  |
Common stock, shares authorized (in shares) | 200,000,000 | 200,000,000 |  |
Common stock, shares, issued (in shares) | 29,520,833 | 26,527,477 |  |
Common stock, shares, outstanding (in shares) | 29,520,833 | 26,527,477 |  |
Class B Common Stock |  |  |  |
Stockholders' equity: |  |  |  |
Common stock | $ 8 | $ 10 |  |
Common stock par value (in dollars per share) | $ 0.001 | $ 0.001 |  |
Common stock, shares authorized (in shares) | 35,000,000 | 35,000,000 |  |
Common stock, shares, issued (in shares) | 7,557,347 | 10,250,007 |  |
Common stock, shares, outstanding (in shares) | 7,557,347 | 10,250,007 |  |
Parent Company |  |  |  |
Preferred stock, par value (in dollars per share) | $ 0 | $ 0 |  |
Current assets: |  |  |  |
Cash | $ 5,686 | $ 4,988 |  |
Accounts receivable | 0 | 0 |  |
Prepaid expenses | 135 | 100 |  |
Total current assets | 5,821 | 5,088 |  |
Deferred income taxes, net | 242,353 | 185,750 |  |
Investment in subsidiaries | 185,331 | 142,314 |  |
TOTAL ASSETS | 433,505 | 333,152 |  |
Current liabilities: |  |  |  |
Accrued expenses | 171 | 70 |  |
Due to SSE Holdings | 3,534 | 4,217 |  |
Current portion of liabilities under tax receivable agreement | 5,804 | 937 |  |
Total current liabilities | 9,509 | 5,224 |  |
Liabilities under tax receivable agreement, net of current portion | 197,921 | 158,436 |  |
Total liabilities | 207,430 | 163,660 |  |
Commitments and contingencies |  |  |  |
Stockholders' equity: |  |  |  |
Preferred stock, no par value—10,000,000 shares authorized; none issued and outstanding as of December 26, 2018 and December 27, 2017, respectively. | 0 | 0 |  |
Additional paid-in capital | 195,633 | 153,105 |  |
Retained earnings | 30,404 | 16,399 |  |
Accumulated other comprehensive loss | 0 | (49) |  |
Total stockholders' equity | 226,075 | 169,492 |  |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | $ 433,505 | $ 333,152 |  |
Preferred stock, shares authorized (in shares) | 10,000,000 | 10,000,000 |  |
Preferred stock, shares issued (in shares) | 0 | 0 |  |
Preferred stock, shares outstanding (in shares) | 0 | 0 |  |
Parent Company | Class A Common Stock |  |  |  |
Stockholders' equity: |  |  |  |
Common stock | $ 30 | $ 27 |  |
Common stock par value (in dollars per share) | $ 0.001 | $ 0.001 |  |
Common stock, shares authorized (in shares) | 200,000,000 | 200,000,000 |  |
Common stock, shares, issued (in shares) | 26,527,477 | 25,151,384 |  |
Common stock, shares, outstanding (in shares) | 26,527,477 | 25,151,384 |  |
Parent Company | Class B Common Stock |  |  |  |
Stockholders' equity: |  |  |  |
Common stock | $ 8 | $ 10 |  |
Common stock par value (in dollars per share) | $ 0.001 | $ 0.001 |  |
Common stock, shares authorized (in shares) | 35,000,000 | 35,000,000 |  |
Common stock, shares, issued (in shares) | 10,250,007 | 11,253,592 |  |
Common stock, shares, outstanding (in shares) | 10,250,007 | 11,253,592 |  |

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