Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		3 Months Ended		12 Months Ended
	Sep. 27, 2013	Jun. 30, 2013 Projects project	Sep. 27, 2013 Environmental Restoration Costs	Sep. 27, 2013 Performance Guarantee [Member]	Jun. 30, 2013 Minimum Environmental Restoration Costs	Jun. 30, 2013 Maximum Environmental Restoration Costs
Loss Contingencies [Line Items]
Number of Environmental Remediation Projects		4
Loss Contingency, Estimate of Possible Loss			$ 25,000
Number of environmental remediation projects near term or limits of insurance		3
Number of Environmental Remediation Projects That Require Material Change		1
Loss contingency beyond the limits or term of insurance, minimum			0	0
Loss contingency beyond the limits or term of insurance, maximum			18,000	4,000
Loss Contingency, Expected Payment Period					2 years	5 years
Accrued litigation-related liabilities	4,726	3,612
Insurance recovery receivables related to litigation related reserves	3,114	2,425
Possible increase in potential litigation related liabilities	3,000
Amount of potential litigation related liabilities covered by insurance	$ 2,000		$ 3,000