Postretirement Benefits (Tables)
|6 Months Ended|
Jun. 27, 2020
|Retirement Benefits [Abstract]|
|Schedule of Net Benefit Costs [Table Text Block]||
Pension and other postretirement benefit costs included the following components for the three months and six months ended June 27, 2020 and June 29, 2019:
Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef