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Leases Supplemental Other Information Related To Leases (Details)
Jun. 28, 2020
Dec. 31, 2019
Weighted Average Remaining Lease Term    
Operating leases 5 years 6 years
Finance leases 2 years 3 years
Weighted Average Discount Rate    
Operating leases 6.80% 6.90%
Finance leases 6.20% 6.20%