| Dec 29,
2013 | Dec 28,
2014 | Dec 27,
2015 | Dec 25,
2016 | Dec 31,
2017 | Dec 30,
2018 | Dec 29,
2019 | Dec 27,
2020 | Dec 26,
2021 | Dec 25,
2022 | Dec 31,
2023 | Dec 29,
2024 |
|---|
| Cash and cash equivalents | 70 | 63 | 32 | 23 | 26 | 20 | 19 | 11 | 14 | 16 | 34 | 12 |
|---|
| Accounts Receivable, after Allowance for Credit Loss, Current | 3 | 4 | 4 | 4 | 5 | 5 | 4 | 4 | 6 | 6 | 8 | 10 |
|---|
| Inventories | 2 | 3 | 3 | 3 | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 4 |
|---|
| Prepaid expenses and other current assets | 7 | 10 | 10 | 8 | 11 | 11 | 6 | 5 | 4 | 5 | 8 | 8 |
|---|
| Assets classified as held-for-sale | - | - | - | - | - | - | - | - | - | - | - | 0 |
|---|
| Total current assets | 82 | 80 | 50 | 39 | 45 | 39 | 32 | 23 | 28 | 31 | 53 | 33 |
|---|
| Property and equipment, net | 79 | 86 | 97 | 107 | 104 | 88 | 79 | 61 | 50 | 44 | 45 | 51 |
|---|
| Operating Lease, Right-of-Use Asset | - | - | - | - | - | - | 212 | 189 | 166 | 161 | 144 | 133 |
|---|
| Indefinite-lived intangible assets | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
|---|
| Goodwill | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
|---|
| Restricted cash | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
|---|
| Deferred tax assets | - | - | - | - | - | - | - | - | - | - | - | 34 |
|---|
| Deferred expenses, net and other assets | - | 3 | 4 | 5 | 5 | 7 | 4 | 4 | 4 | 4 | 4 | 6 |
|---|
| Total assets | 186 | 192 | 175 | 175 | 171 | 153 | 333 | 283 | 253 | 245 | 252 | 263 |
|---|
| Accounts payable | 2 | 3 | 6 | 3 | 4 | 4 | 4 | 6 | 8 | 11 | 10 | 10 |
|---|
| Accrued expenses | 16 | 16 | 19 | 23 | 23 | 25 | 20 | 24 | 31 | 31 | 35 | 33 |
|---|
| Operating Lease, Liability, Current | - | - | - | - | - | - | 29 | 35 | 29 | 27 | 25 | 23 |
|---|
| Current portion of long-term debt | 0 | 1 | - | - | - | - | - | 0 | 2 | - | 1 | - |
|---|
| Total current liabilities | 19 | 21 | 25 | 28 | 27 | 29 | 54 | 66 | 70 | 69 | 71 | 65 |
|---|
| Long-term debt, net of current portion | 1 | - | - | - | - | - | - | 16 | 18 | 9 | 19 | 4 |
|---|
| Long-term operating lease liabilities | - | - | - | - | - | - | 207 | 189 | 166 | 161 | 142 | 128 |
|---|
| Other long-term liabilities | 1 | 1 | 1 | 2 | 3 | 6 | 3 | 7 | 2 | 2 | 6 | 8 |
|---|
| Total liabilities | 33 | 36 | 44 | 51 | 53 | 58 | 264 | 278 | 256 | 241 | 238 | 205 |
|---|
| Common Stock, Value, Issued | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
|---|
| Warrants | 1 | 1 | 1 | 1 | - | - | - | - | 3 | 3 | 2 | 2 |
|---|
| Additional paid-in-capital | - | - | 399 | 408 | 422 | 433 | 435 | 438 | 453 | 456 | 463 | 470 |
|---|
| Treasury stock, held at cost, 10,445 and 10,077 shares as of December 29, 2024, and December 31, 2023, respectively | - | 10 | 50 | 72 | 85 | 108 | 113 | 113 | 115 | 115 | 117 | 120 |
|---|
| Accumulated deficit | -231 | -227 | -221 | -213 | -220 | -230 | -254 | -319 | -343 | -339 | -334 | -294 |
|---|
| Total stockholders’ equity | 153 | 156 | 130 | 124 | 117 | 96 | 69 | 6 | -2 | 4 | 15 | 58 |
|---|
| Non-controlling interest | 0 | 0 | 1 | 1 | 1 | 0 | 0 | -0 | -0 | -0 | -1 | -0 |
|---|
| Total equity | 153 | 156 | 130 | 124 | 117 | 96 | 69 | 5 | -2 | 4 | 14 | 58 |
|---|
| Total liabilities and equity | 186 | 192 | 175 | 175 | 171 | 153 | 333 | 283 | 253 | 245 | 252 | 263 |
|---|