Restructuring Activities (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 28, 2013	Dec. 29, 2012
Restructuring Cost and Reserve [Line Items]
Severance and restructuring expenses	$ 10,227	$ 2,236	$ 15,774	$ 2,236
Volterra Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Severance and restructuring expenses	9,900
Business Unit Reorganization [Member]
Restructuring Cost and Reserve [Line Items]
Severance and restructuring expenses	$ 5,900