Significant Accounting Policies (Details Textual) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Jun. 28, 2013	Jun. 27, 2014	Jun. 28, 2013	Jun. 29, 2012
Significant Accounting Policies (Textuals) [Abstract]
Number of weeks in fiscal year		52 weeks	52 weeks	52 weeks
Maturity period of cash and cash equivalents		three or fewer months
Property, Plant and Equipment [Line Items]
Internal use software, useful life minimum		3 years
Internal use software, useful life maximum		7 years
Impairment of amortizable intangible assets	$ 34.7
Threshold for separate line item reporting of current assets in Consolidated Balance Sheet	5.00%	5.00%	5.00%
Threshold for separate line item reporting of non-current assets in Consolidated Balance Sheet	5.00%	5.00%	5.00%
Threshold for separate line item reporting of current liabilities in Consolidated Balance Sheet	5.00%	5.00%	5.00%
Threshold for separate line item reporting of non-current liabilities in Consolidated Balance Sheet	5.00%	5.00%	5.00%
Restructuring and Related Cost [Abstract]
Restructuring charges, net of government cost reimbursment for severance and other employee-related exit costs	16.6
Charges related to consolidation of facilities	12.1
Liabilities associated with restructuring activities	26.0		26.0
Change in operating income due to change in accounting estimate		53.3	47.1	38.4
Change in earnings per share due to change in accounting estimate		$ 0.33	$ 0.29	$ 0.20
Retirement plan expense		46.6	49.8	47.4
Total number of sites for existence of future environment liabilities		14
Number of sites owned by the company		1
Number of sites associated with former graphics or semiconductor locations		9
Treatment or disposal sites not owned by the company that containhazardous substances allegedly attributable to the company from past operations		4
Accrual for environment loss contingencies, Discount rate		8.50%
Accrual for environment loss contingencies, Discounted liability		5.1
Expected aggregate undiscounted amount that will be incurred over the next 10 years (depending on the number of years for each site) (approximately)		7.7
Estimated payments for the next five years		0.8
Expected payments there after		3.6
Total commercial commitments including debt and performance guarantees		727.4
Period (in years) over which expected aggregate undiscounted amount will be incurred		10 years
R F Communications [Member]
Restructuring and Related Cost [Abstract]
Restructuring charges, net of government cost reimbursment for severance and other employee-related exit costs	9.2
Integrated Network Solutions [Member]
Restructuring and Related Cost [Abstract]
Restructuring charges, net of government cost reimbursment for severance and other employee-related exit costs	0.4
Government Communications Systems [Member]
Restructuring and Related Cost [Abstract]
Restructuring charges, net of government cost reimbursment for severance and other employee-related exit costs	6.5
Corporate [Member]
Restructuring and Related Cost [Abstract]
Restructuring charges, net of government cost reimbursment for severance and other employee-related exit costs	$ 12.6
Building [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
PropertyPlantAndEquipmentUsefulLife		45 years
Building [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
PropertyPlantAndEquipmentUsefulLife		2 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
PropertyPlantAndEquipmentUsefulLife		10 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
PropertyPlantAndEquipmentUsefulLife		2 years