| In millions, except per share items | Dec-25-16 | Dec-27-15 | Dec-28-14 | Dec-29-13 | Dec-30-12 | Dec-25-11 | Dec-26-10 | Dec-27-09 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Assets | | | | | | | | |
| Current assets: | | | | | | | | |
| Cash | 49.3 | 11.2 | 93.3 | 57.5 | 21.3 | 20.5 | 15.3 | 9.6 |
| Accounts receivable, net of allowance of $251 | 34.2 | 34.1 | 28.3 | 21.8 | 20.2 | 12.2 | 9.0 | |
| Inventory | 16.5 | 15.4 | 11.9 | 9.5 | 7.8 | 6.3 | 4.2 | 3.6 |
| Prepaid expenses | 9.1 | 6.4 | 4.2 | 4.5 | 3.9 | 3.7 | 3.5 | 3.0 |
| Refundable income taxes | 1.0 | 21.6 | 9.8 | 4.3 | 4.1 | 7.6 | 6.4 | |
| Restricted assets | 66.5 | 100.1 | 81.0 | 68.2 | 52.8 | 42.7 | 32.9 | |
| Total current assets | 176.6 | 197.8 | 263.9 | 182.8 | 125.5 | 139.2 | 134.2 | 98.5 |
| Property and equipment, net | 592.8 | 604.7 | 494.4 | 440.5 | 386.6 | 310.2 | 225.0 | 189.6 |
| Reacquired franchise rights, net | 119.0 | 129.3 | 37.6 | 33.4 | 37.4 | 21.0 | | |
| Other assets | 41.6 | 26.5 | 19.4 | 16.5 | 9.2 | 7.1 | 9.9 | 9.7 |
| Goodwill | 117.2 | 114.1 | 38.1 | 32.5 | 32.4 | 17.8 | 11.2 | 11.2 |
| Total assets | 1,047.2 | 1,072.4 | 853.5 | 705.7 | 591.1 | 495.4 | 380.4 | 309.1 |
| |
| Liabilities and Stockholders’ Equity | | | | | | | | |
| Current liabilities: | | | | | | | | |
| Deferred revenue | 3.1 | 2.1 | 2.1 | 1.8 | 1.8 | 1.9 | 2.1 | |
| Accounts payable | 45.8 | 44.8 | 37.2 | 31.8 | 36.4 | 30.1 | 17.6 | 13.4 |
| Accrued compensation and benefits | 47.3 | 55.6 | 59.2 | 52.0 | 39.6 | 30.5 | 19.3 | 19.6 |
| Accrued expenses | 47.3 | 55.6 | 59.2 | 52.0 | 39.6 | 30.5 | 19.3 | 19.6 |
| Current portion of long-term debt and capital lease obligations | 3.7 | 2.1 | | | | | | |
| Current portion of deferred lease credits | 0.9 | 0.1 | 0.7 | | | | 0.3 | |
| System-wide payables | 108.8 | 137.3 | 79.7 | 67.0 | 51.6 | 44.3 | 34.1 | |
| Total current liabilities | 242.0 | 263.6 | 195.5 | 166.5 | 140.8 | 114.3 | 79.1 | 66.7 |
| |
| Long-term liabilities: | | | | | | | | |
| Other liabilities | 16.1 | 16.5 | 6.4 | 1.9 | 1.8 | 1.5 | 1.6 | 1.4 |
| Deferred income taxes | 21.6 | 23.7 | 39.8 | 37.8 | 37.1 | 38.5 | 24.6 | 14.9 |
| Long-term debt and capital lease obligations, net of current portion | 205.3 | 71.0 | | | | | | |
| Deferred lease credits, net of current portion | 44.3 | 41.9 | 37.5 | 33.7 | 28.0 | 23.0 | 18.3 | |
| Total liabilities | 529.3 | 416.6 | 279.2 | 239.9 | 207.7 | 177.4 | 123.5 | 99.2 |
| |
| Commitments and Contingencies | | | | | | | | |
| Stockholders’ equity: | | | | | | | | |
| Common stock | 147.2 | 160.4 | 148.1 | 133.2 | 121.5 | 113.5 | 102.5 | 93.9 |
| Retained earnings | 374.7 | 499.1 | 427.7 | 333.6 | 262.0 | 204.8 | 154.3 | 115.9 |
| Accumulated other comprehensive loss | -3.9 | -4.1 | -2.1 | -1.0 | -0.1 | -0.3 | 0.0 | |
| Total stockholders’ equity | 518.0 | 655.3 | 573.7 | 465.8 | 383.4 | 318.0 | 256.8 | 209.8 |
| Noncontrolling interests | -0.1 | 0.4 | 0.6 | | | | | |
| Total equity | 517.9 | 655.7 | 574.3 | 465.8 | | | | |
| Total liabilities and equity | 1,047.2 | 1,072.4 | 853.5 | 705.7 | 591.1 | 495.4 | 380.4 | 309.1 |