Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|
Sep. 28, 2017 |
Sep. 29, 2016 |
Sep. 28, 2017 |
Sep. 29, 2016 |
Dec. 29, 2016 |
Dec. 31, 2015 |
Dec. 25, 2014 |
|
| Earnings Per Share | |||||||
| Net income (in thousands) | $ 23,255 | $ 14,219 | $ 54,812 | $ 26,332 | $ 43,039 | $ 26,807 | $ 15,098 |
| Basic weighted average shares outstanding | 94,439,204 | 83,457,037 | 89,613,542 | 83,405,904 | 83,432,157 | 83,365,218 | 83,222,330 |
| Dilutive effect of share based awards | 9,460,398 | 4,911,652 | 8,452,267 | 4,846,287 | 4,998,830 | 2,915,689 | 2,429,419 |
| Diluted weighted average shares outstanding | 103,899,602 | 88,368,689 | 98,065,809 | 88,252,191 | 88,430,987 | 86,280,907 | 85,651,749 |
| Basic earnings per share | $ 0.25 | $ 0.17 | $ 0.61 | $ 0.32 | $ 0.52 | $ 0.32 | $ 0.18 |
| Diluted earnings per share | $ 0.22 | $ 0.16 | $ 0.56 | $ 0.30 | $ 0.49 | $ 0.31 | $ 0.18 |