Debt and Financing Revolving Credit Facility (Details) (Revolving Credit Facility [Member], USD $)	0 Months Ended
	Jun. 27, 2014
Line of Credit Facility [Line Items]
Revolving credit facility limit	500,000,000.0
Revolving credit facility, additional borrowing capacity	200,000,000
Base Rate [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.00%
Base Rate [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.50%
Eurodollar [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.90%
Eurodollar [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.50%
Federal Funds Rate [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.50%
ICE Benchmark Administration Settlement Rate [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.00%