Earnings Per Share - Anti-dilutive Options (Details) - shares shares in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 29, 2017 |
Sep. 30, 2016 |
Sep. 29, 2017 |
Sep. 30, 2016 |
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||||
| Anti-dilutive stock options (in shares) | 3 | 2 | 12 | 9 |
| Anti-dilutive stock options | ||||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||||
| Anti-dilutive stock options (in shares) | 3 | 2 | 12 | 9 |
| Anti-dilutive restricted stock units | ||||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||||
| Anti-dilutive stock options (in shares) | 0 | 0 | 0 | 0 |