Convertible Senior Notes (Interest expense recognized related to 2018 Notes (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Sep. 28, 2014
Debt Disclosure [Abstract]
Contractual coupon interest expense	$ 766
Amortization of debt issuance costs	176
Accretion of debt discount	1,437
Total	$ 2,379
Effective interest rate	6.62%

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.

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Weighted average interest rate of debt outstanding.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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