Recent Accounting Pronouncements Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Mar. 29, 2019 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| New Accounting Pronouncements and Changes in Accounting Principles [Abstract] | ||||
| Reclassification from accumulated other comprehensive income to retained earning due to Tax Act | $ 300 | $ 259 | $ 0 | $ 0 |