Summary of Significant Accounting Policies Revenue Recognition (Tables)
|3 Months Ended|
Mar. 30, 2019
|Revenue Recognition and Deferred Revenue [Abstract]|
|Disaggregation of Revenue [Table Text Block]||
The following table displays our disaggregated revenue by product category.
Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.
Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef