Leases - Weighted Average Lease Terms and Discount Rates (Details)	Jun. 27, 2020	Jun. 29, 2019
Leases [Abstract]
Weighted-average remaining lease term - Operating leases	6 years 7 months 28 days	6 years 7 months 2 days
Weighted-average lease term - Finance leases	9 years 8 months 4 days	9 years 5 months 4 days
Weighted-average discount rate - Operating lease (percent)	3.87%	4.19%
Weighted-average discount rate - Finance lease (percent)	3.38%	4.35%