Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Mar. 31, 2020
Incomes Taxes [Line Items]
Provision (benefit) for income taxes	$ 1,433	$ (228)
Effective tax rate	23.70%	5.10%
Unrecognized tax benefits	$ 40,000
Unrecognized tax benefits that would impact effective tax rate	39,800
Unrecognized tax benefits, gross increase to current year unrecognized tax benefits	300
Balance of accrued interest and penalties, net of tax	$ 3,000
Forecast
Incomes Taxes [Line Items]
Unrecognized tax benefits, gross decrease to prior year unrecognized tax benefits			$ (3,000)