Commitments and Contingencies - Additional Information (Detail) $ in Millions	3 Months Ended
	Sep. 28, 2019 USD ($)
Commitments And Contingencies [Line Items]
Outstanding contracts and purchase orders for capital projects and services	$ 34.9
Undiscounted maximum amount for guarantees	24.6
Reinhart [Member]
Commitments And Contingencies [Line Items]
Commitments, total	61.7
Reinhart [Member] | Advisory Fees [Member]
Commitments And Contingencies [Line Items]
Commitments, total	11.0
Reinhart [Member] | Common Stock [Member]
Commitments And Contingencies [Line Items]
Commitments, total	19.8
Notes due 2027 [Member] | Reinhart [Member]
Commitments And Contingencies [Line Items]
Commitments, total	26.0
ABL Facility [Member] | Reinhart [Member]
Commitments And Contingencies [Line Items]
Commitments, total	4.9
Guarantees [Member]
Commitments And Contingencies [Line Items]
Undiscounted maximum amount for guarantees	$ 4.9