Multipemployer Pension and Postretirement Plans Narrative (Details) |
12 Months Ended |
---|---|
Dec. 30, 2017 | |
Minimum | |
Multiemployer Plans [Line Items] | |
Red Zone Multiemployer Plans Funded Percentage | 0.00% |
Yellow Zone Multiemployer Plans Funded Percentage | 65.00% |
Green Zone Multiemployer Plan Funded Percentage | 80.00% |
Maximum | |
Multiemployer Plans [Line Items] | |
Red Zone Multiemployer Plans Funded Percentage | 65.00% |
Yellow Zone Multiemployer Plans Funded Percentage | 80.00% |
Green Zone Multiemployer Plan Funded Percentage | 100.00% |