CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	6 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
OPERATING ACTIVITIES:
Net loss	$ (7.5)	$ (16.0)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation expense	33.9	34.7
Amortization of acquired technologies and other intangibles	37.6	43.8
Stock-based compensation	26.3	24.1
Amortization of debt issuance costs and accretion of debt discount	8.3	10.3
Amortization of discount and premium on investments, net	1.9	1.9
Other	1.3
Changes in operating assets and liabilities, net of impact of acquisition of business:
Accounts receivable	29.4	38.8
Inventories	(4.7)	(19.6)
Other current and non-current assets	(13.8)	(6.7)
Accounts payable	3.6	(21.8)
Income taxes payable	2.6	(0.8)
Deferred revenue, current and non-current	(12.5)	(9.6)
Accrued payroll and related expenses	1.1	(13.0)
Accrued expenses and other current and non-current liabilities	(5.0)	2.5
Net cash provided by operating activities	102.5	68.6
INVESTING ACTIVITIES:
Purchases of available-for-sale investments	(292.5)	(211.2)
Maturities and sales of investments	208.9	201.5
Changes in restricted cash	0.5	1.8
Acquisition of business, net of cash acquired	(11.1)	(3.7)
Acquisition of property and equipment	(33.3)	(40.8)
Proceeds from the sale of a business and assets, net of selling costs	11.7	2.1
Net cash used in investing activities	(115.8)	(50.3)
FINANCING ACTIVITIES:
Redemption of convertible debt	(96.5)
Proceeds from financing obligations		6.9
Payment of financing obligations	(0.4)	(7.6)
Proceeds from exercise of employee stock options and employee stock purchase plan	11.5	7.0
Net cash (used in) provided by financing activities	(85.4)	6.3
Effect of exchange rate changes on cash and cash equivalents	3.1	(4.8)
(Decrease) increase in cash and cash equivalents	(95.6)	19.8
Cash and cash equivalents at beginning of period	401.1	395.4
Cash and cash equivalents at end of period	$ 305.5	$ 415.2