|
Note 4 - Balance Sheet Components (Details) (USD $)
|
1 Months Ended | 6 Months Ended | 1 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Jan. 23, 2014
sqft
|
Jun. 29, 2014
|
Dec. 29, 2013
|
Jan. 23, 2014
Land Disposal [Member]
acre
|
Jan. 23, 2014
Buildings Disposed [Member]
sqft
|
Jan. 23, 2014
Sunnyvale Property [Member]
|
May 22, 2014
Ridder Park Drive [Member]
|
Jun. 29, 2014
Accrued Liabilities and Other [Member]
|
Jun. 29, 2014
Cash Available Inside the USA [Member]
|
Dec. 29, 2013
Cash Available Inside the USA [Member]
|
Jun. 29, 2014
Outside The United States Of America [Member]
|
Dec. 29, 2013
Outside The United States Of America [Member]
|
|
| Note 4 - Balance Sheet Components (Details) [Line Items] | ||||||||||||
| Cash, Cash Equivalents, and Short-term Investments | $ 304,800,000 | $ 311,500,000 | $ 289,100,000 | $ 298,300,000 | $ 15,700,000 | $ 13,200,000 | ||||||
| Area of Land (in Acres) | 24.5 | |||||||||||
| Area of Real Estate Property (in Square Feet) | 471,000 | |||||||||||
| Sale Leaseback Transaction, Net Proceeds, Financing Activities | 58,900,000 | 58,908,000 | ||||||||||
| Sale Leaseback Transaction Area Subject To Lease (in Square Feet) | 170,000 | |||||||||||
| Lessee Leasing Arrangements, Operating Leases, Renewal Term | 24 months | 5 years | ||||||||||
| Rent Free Period | 6 months | |||||||||||
| Sale Leaseback Transaction, Deferred Gain, Net | $ 59,900,000 | |||||||||||
| Lessee Leasing Arrangements, Operating Leases, Term of Contract | 12 years | |||||||||||