| Condensed Consolidated Statement of Income [Abstract] | |
| Total revenue | 702.67M |
| Cost of goods sold | 244.19M |
| Gross profit | 458.48M |
| Labor and other related expenses | 244.87M |
| Impairment and store closing charges | |
| Other store operating expenses | 122.59M |
| Store operating income | 91.03M |
| General and administrative expenses | 33.83M |
| Operating income | 57.2M |
| Interest expense | 10.29M |
| Income before income taxes | 46.9M |
| Provision for income taxes | 11.74M |
| Net income | 35.17M |
| Net income per share: | |
| Basic (in dollars per share) | 1.48 |
| Diluted (in dollars per share) | 1.47 |
| Weighted average shares: | |
| Basic (in shares) | 23.71M |
| Diluted (in shares) | 23.95M |
| Dividends declared per share (in dollars per share) | 0.5 |