Commitments and Contingencies (Details) - USD ($)	9 Months Ended
	Mar. 25, 2016	Jun. 30, 2015
Loss Contingencies [Line Items]
Accrued litigation-related liabilities	$ 6,295,000	$ 4,479,000
Insurance recovery receivables related to litigation related reserves	4,062,000	$ 1,918,000
Possible increase in potential litigation related liabilities	10,900,000
Amount of potential litigation related liabilities covered by insurance	2,400,000
Environmental Restoration Costs
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss	38,200,000
Loss contingency beyond the limits or term of insurance, minimum	0
Loss contingency beyond the limits or term of insurance, maximum	18,700,000
Amount of potential litigation related liabilities covered by insurance	$ 12,400,000
Minimum | Environmental Restoration Costs
Loss Contingencies [Line Items]
Loss Contingency, Expected Payment Period	1 year
Maximum | Environmental Restoration Costs
Loss Contingencies [Line Items]
Loss Contingency, Expected Payment Period	5 years
TRC vs LVI Group Services Inc | Pending Litigation | Favorable Regulatory Action
Loss Contingencies [Line Items]
Gain Contingency, Unrecorded Amount	$ 3,000,000
TRC vs LVI Group Services Inc | Pending Litigation | Unfavorable Regulatory Action
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 9,900,000