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Pending Acquisition of Elpida Memories, Inc. (Details)
Share data in Millions, unless otherwise specified |
9 Months Ended | 1 Months Ended | 3 Months Ended | 9 Months Ended | 11 Months Ended | 18 Months Ended | 12 Months Ended | 24 Months Ended | 1 Months Ended | 2 Months Ended | 18 Months Ended | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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May 30, 2013
USD ($)
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May 31, 2012
USD ($)
|
May 30, 2013
Elpida Company [Member]
mm
|
Jul. 31, 2012
Elpida Company [Member]
USD ($)
|
Jul. 31, 2012
Elpida Company [Member]
JPY (¥)
|
Mar. 26, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Other Non-Operating Income Expense Net [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Other Non-Operating Income Expense Net [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Other Non-Operating Income Expense Net [Member]
USD ($)
|
Mar. 26, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
JPY (¥)
|
Mar. 26, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Put Options Written [Member]
JPY (¥)
|
Mar. 26, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Call Options Written [Member]
JPY (¥)
|
May 30, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Forward contracts [Member]
JPY (¥)
|
May 30, 2013
Elpida Company [Member]
Not Designated as Hedging Instrument [Member]
Purchased Put Option [Member]
JPY (¥)
|
May 30, 2013
Elpida Company [Member]
Payment Guarantee [Member]
Capital Expenditure [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Payment Guarantee [Member]
Capital Expenditure [Member]
JPY (¥)
|
May 30, 2013
Elpida Company [Member]
Payment Guarantee [Member]
Working Capital Credit Facility [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Payment Guarantee [Member]
Working Capital Credit Facility [Member]
JPY (¥)
|
May 30, 2013
Elpida Company [Member]
Yen
|
Mar. 26, 2013
Elpida Company [Member]
Yen
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
|
Mar. 26, 2013
Elpida Company [Member]
Yen
Not Designated as Hedging Instrument [Member]
Put Options Written [Member]
|
Mar. 26, 2013
Elpida Company [Member]
Yen
Not Designated as Hedging Instrument [Member]
Call Options Written [Member]
|
May 30, 2013
Elpida Company [Member]
Yen
Not Designated as Hedging Instrument [Member]
Forward contracts [Member]
|
May 30, 2013
Elpida Company [Member]
Yen
Not Designated as Hedging Instrument [Member]
Purchased Put Option [Member]
|
Jan. 02, 2014
Elpida Company [Member]
Scenario, Forecast [Member]
USD ($)
decimal
|
Jan. 02, 2014
Elpida Company [Member]
Scenario, Forecast [Member]
JPY (¥)
|
Jun. 30, 2013
Elpida Company [Member]
Scenario, Forecast [Member]
Capital Expenditure [Member]
USD ($)
|
Jun. 30, 2013
Elpida Company [Member]
Scenario, Forecast [Member]
Capital Expenditure [Member]
JPY (¥)
|
Jun. 30, 2014
Elpida Company [Member]
Scenario, Forecast [Member]
Capital Expenditure [Member]
USD ($)
|
Jun. 30, 2014
Elpida Company [Member]
Scenario, Forecast [Member]
Capital Expenditure [Member]
JPY (¥)
|
Jun. 30, 2013
Elpida Company [Member]
Scenario, Forecast [Member]
Payment Guarantee [Member]
Capital Expenditure [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Scenario, Plan [Member]
USD ($)
|
May 30, 2013
Elpida Company [Member]
Scenario, Plan [Member]
JPY (¥)
|
May 30, 2013
Rexchip Electronics Corporation [Member]
mm
|
Apr. 02, 2013
Rexchip Electronics Corporation [Member]
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
USD ($)
|
May 30, 2013
Rexchip Electronics Corporation [Member]
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
USD ($)
|
May 30, 2013
Rexchip Electronics Corporation [Member]
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
TWD
|
Apr. 02, 2013
Rexchip Electronics Corporation [Member]
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
TWD
|
May 30, 2013
Rexchip Electronics Corporation [Member]
New Taiwan dollar
|
May 30, 2013
Rexchip Electronics Corporation [Member]
New Taiwan dollar
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
|
Apr. 02, 2013
Rexchip Electronics Corporation [Member]
New Taiwan dollar
Not Designated as Hedging Instrument [Member]
Call Options Purchased [Member]
|
Jan. 02, 2014
Rexchip Electronics Corporation [Member]
Scenario, Forecast [Member]
USD ($)
|
Jan. 02, 2014
Rexchip Electronics Corporation [Member]
Scenario, Forecast [Member]
TWD
|
May 30, 2013
Elpida Memory, Inc. [Member]
|
May 30, 2013
Akita Elpida Memory, Inc. [Member]
|
|
| Business Acquisition [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||
| Percentage of equity acquired | 24.00% | 24.00% | |||||||||||||||||||||||||||||||||||||||||||
| Elpida's ownership percentage in Rexchip Electronics Corp | 65.00% | 65.00% | |||||||||||||||||||||||||||||||||||||||||||
| Ownership percentage after stock transactions during period (in hundredths) | 100.00% | 100.00% | 89.00% | 89.00% | |||||||||||||||||||||||||||||||||||||||||
| Diameter of Wafer Used in Production (in millimeters) | 300 | 300 | |||||||||||||||||||||||||||||||||||||||||||
| Elpida Sponsor Agreement [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Reorganization Plan Payments, Total Cash Payments | $ 1,980,000,000 | ¥ 200,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Foreign Currency Exchange Rate, Translation | 101 | 30 | |||||||||||||||||||||||||||||||||||||||||||
| Business Acquisition Cost Of Acquired Entity Cash Paid At Closing | 593,000,000 | 60,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Funds deposited in escrow account | 18,000,000 | 1,800,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Initial Installment Reorganization Payment | 60,000,000,000 | ||||||||||||||||||||||||||||||||||||||||||||
| Reorganization Plan Due Date of Inital Installment Payment | 3 months | 3 months | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Plan Future Payments | 1,380,000,000 | 140,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Plan Number of Annual Installment Payments | 6 | 6 | |||||||||||||||||||||||||||||||||||||||||||
| Recovery rate of secured creditors | 100.00% | 100.00% | |||||||||||||||||||||||||||||||||||||||||||
| Recovery Rate of Unsecured Creditors | 17.40% | 19.00% | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization payments, by maturity [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Reorganization Payment Year Two | 198,000,000 | 20,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Payment Year Three | 198,000,000 | 20,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Payment Year Four | 198,000,000 | 20,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Payment Year Five | 198,000,000 | 20,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Payment Year Six | 297,000,000 | 30,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Reorganization Payment Year Seven | 297,000,000 | 30,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Maximum exposure to payment guarantee or direct financing for Elpida | 395,000,000 | 40,000,000,000 | 633,000,000 | 64,000,000,000 | |||||||||||||||||||||||||||||||||||||||||
| Maximum exposure to executed payment guarantees | 50,000,000 | 5,000,000,000 | 79,000,000 | 8,000,000,000 | 16,000,000 | ||||||||||||||||||||||||||||||||||||||||
| Payment Guarantee Collateral in Rexchip Equity Holdings of the Borrower (in hundredths) | 93.00% | ||||||||||||||||||||||||||||||||||||||||||||
| Rexchip Share Purchase Agreement [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Business Combination, Step Acquisition, Shares of Common Stock Purchased | 714 | 714 | |||||||||||||||||||||||||||||||||||||||||||
| Percentage of equity acquired | 24.00% | 24.00% | |||||||||||||||||||||||||||||||||||||||||||
| Payments to Acquire Additional Interest in Subsidiaries | 334,000,000 | 10,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Foreign Currency Derivatives [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Notional amount of call options purchased | 200,000,000,000 | 10,000,000,000 | 10,000,000,000 | ||||||||||||||||||||||||||||||||||||||||||
| Weighted average strike price of call options purchased | 79.15 | 94.24 | 29.21 | ||||||||||||||||||||||||||||||||||||||||||
| Notional amount of foreign currency derivative sale contracts | 100,000,000,000 | 100,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Strike price of options | 83.32 | 75.57 | 28.50 | ||||||||||||||||||||||||||||||||||||||||||
| Cash paid on settlement of foreign currency options | 191,000,000 | 3,000,000 | 1,000,000 | ||||||||||||||||||||||||||||||||||||||||||
| Notional Amount of Foreign Currency Derivatives | 80,000,000,000 | 80,000,000,000 | |||||||||||||||||||||||||||||||||||||||||||
| Elpida forward weighted-average price | 91.00 | ||||||||||||||||||||||||||||||||||||||||||||
| Derivative Instruments, Gain (Loss) Recognized in Income | $ 224,000,000 | $ 29,000,000 | $ 46,000,000 | $ 222,000,000 | $ 214,000,000 | ||||||||||||||||||||||||||||||||||||||||