Leases - Other Supplemental Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 27, 2020	Sep. 23, 2019	Jun. 30, 2019
Business Acquisition [Line Items]
Right-of-use assets obtained in exchange for new lease liabilities	$ 18,675
Weighted average remaining lease term	9 years 4 months 24 days
Weighted average discount rate	4.89%
Cash paid for amounts included in the measurement of operating lease liabilities	$ 5,251
Right-of-use assets	$ 61,112		$ 0
American Panel Corporation
Business Acquisition [Line Items]
Right-of-use assets		$ 2,485