Related Parties and Strategic Investments (Details Textual) (USD $)	12 Months Ended
Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012
Related Parties and Strategic Investments
Accounts payable balances due to related party	$ 136,051,000	$ 146,964,000
Flash Ventures [Member]
Related Parties and Strategic Investments
The Company purchased NAND flash memory wafers from Flash Ventures and made prepayments, investments and loans to Flash Ventures	1,910,000,000	1,870,000,000	2,710,000,000
Repayment of loan from Flash Ventures	231,400,000	124,800,000	511,300,000
Accounts payable balances due to related party	136,100,000	146,000,000
Undistributed earnings (deficit) of equity method investments	$ 8,100,000	$ 8,100,000
Flash Ventures [Member] \| SanDisk Corporation [Member]
Related Parties and Strategic Investments
Percentage of ownership with Related party	49.90%

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Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Glossary Financing Activities

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Amount of transactions with related party during the financial reporting period.

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Amount of consolidated retained earnings that represent undistributed (not yet received) earnings from 50% or less owned persons accounted for by the equity method (equity method investees).

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