Contract Liabilities (Tables)
|6 Months Ended|
Jun. 26, 2021
|Revenue from Contract with Customer [Abstract]|
|Contract with Customer, Asset and Liability [Table Text Block]||
The following table shows the changes in contract liability balances relating to long-term prepaid supply agreements during the first six months of 2021:
Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.
Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef