Earnings Per Share - Anti-dilutive Options (Details) - shares shares in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 30, 2018 |
Mar. 31, 2017 |
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
| Anti-dilutive stock options (in shares) | 2 | 35 |
| Anti-dilutive stock options | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
| Anti-dilutive stock options (in shares) | 1 | 35 |
| Anti-dilutive restricted stock units | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
| Anti-dilutive stock options (in shares) | 1 | 0 |