Assets and Liabilities, Lessee (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Dec. 28, 2019	Dec. 28, 2019	Jun. 30, 2019	Jun. 29, 2019
Lessee, Lease, Description [Line Items]
Operating lease right-of-use assets, net	$ 14,876	$ 14,876	$ 17,200	$ 0
Total lease liabilities	$ 14,329	$ 14,329	$ 16,200
Operating Lease, Weighted Average Remaining Lease Term	6 years 3 months 14 days	6 years 3 months 14 days
Operating Lease, Weighted Average Discount Rate, Percent	4.10%	4.10%
Operating Lease, Payments	$ 1,180	$ 2,301
Other Current Liabilities
Lessee, Lease, Description [Line Items]
Total lease liabilities	4,500	4,500
Other Long Term Liabilities
Lessee, Lease, Description [Line Items]
Total lease liabilities	$ 9,800	$ 9,800