Monetary amount specified by the derivative(s). Expressed as an absolute value.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

+ Details

Name:	invest_DerivativeNotionalAmount
Namespace Prefix:	invest
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

Additional Derivatives and Hedging Activities.

+ Details

Name:	sndk_AdditionalDerivativesAndHedgingActivitiesTextualsAbstract
Namespace Prefix:	sndk
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Derivatives and Hedging Activities.

+ Details

Name:	sndk_DerivativesAndHedgingActivitiesTextualsAbstract
Namespace Prefix:	sndk
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The underlying fair value of the equity securities for which there is an associated hedge designed to mitigate the equity risk of these securities.

+ Details

Name:	sndk_FairValueUnderlyingEquity
Namespace Prefix:	sndk
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

Minimum liquidity after specified date.

+ Details

Name:	sndk_MinimumLiquidityAfterSpecifiedDate
Namespace Prefix:	sndk
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Minimum liquidity prior to specified date.

+ Details

Name:	sndk_MinimumLiquidityPriorToSpecifiedDate
Namespace Prefix:	sndk
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value of all liability derivatives designated as cash flow hedging instruments.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 107

-Paragraph 10

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959

+ Details

Name:	us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 205G

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 25

-Section 50

-Paragraph 1

-Subparagraph (a)(1),(2)

-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44C

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Aggregate notional amount of all foreign currency derivatives designated as hedging instruments in cash flow hedges. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

-URI http://asc.fasb.org/extlink&oid=6519104

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5579245-113959

+ Details

Name:	us-gaap_NotionalAmountOfForeignCurrencyCashFlowHedgeDerivatives
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Aggregate notional amount of foreign currency derivatives to purchase a foreign currency. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.

+ References

+ Details

Name:	us-gaap_NotionalAmountOfForeignCurrencyDerivativePurchaseContracts
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Aggregate notional amount of foreign currency derivatives to sell a foreign currency. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.

+ References

+ Details

Name:	us-gaap_NotionalAmountOfForeignCurrencyDerivativeSaleContracts
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of net unrealized gain (loss) related to the change in fair value of foreign currency exchange rate derivatives designated as cash flow hedging instruments. Recorded in accumulated other comprehensive income to the extent that the cash flow hedge is determined to be effective.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959

+ Details

Name:	us-gaap_UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Derivatives and Hedging Activities (Details Textuals)			3 Months Ended		9 Months Ended				9 Months Ended
Derivatives and Hedging Activities (Details Textuals)	Oct. 02, 2011 USD ($)	Jan. 02, 2011 USD ($)	Oct. 02, 2011 Foreign exchange contracts [Member] USD ($)	Oct. 03, 2010 Foreign exchange contracts [Member] USD ($)	Oct. 02, 2011 Foreign exchange contracts [Member] USD ($)	Oct. 03, 2010 Foreign exchange contracts [Member] USD ($)	Oct. 02, 2011 Realized within twelve months [Member] USD ($)	Oct. 02, 2011 Realized within twelve months [Member] JPY (¥)	Oct. 02, 2011 Realized beyond twelve months [Member] USD ($)	Oct. 02, 2011 Realized beyond twelve months [Member] JPY (¥)
Derivatives and Hedging Activities (Textuals) [Abstract]
Cash flow hedge designated to mitigate equity risk securities, fair value	$ 2,100,000	$ (6,900,000)
Notional amount of currency swap transactions	(423,300,000)
Minimum liquidity on, or prior to, June 24, 2012	1,500,000,000
Minimum liquidity after June 24, 2012	1,000,000,000
Additional Derivatives and Hedging Activities (Textuals) [Abstract]
Impact of the ineffective portion and amount excluded from effectiveness testing on designated cash flow derivative contracts			(584,000)	21,000	(3,025,000)	(40,000)
Forward contracts cash flow hedge for future purchases of currency							699,000,000	53,500,000,000	118,000,000	9,000,000,000
Unrealized Gain (Loss) on Foreign Currency Derivatives, Net, before Tax							11,100,000		500,000
Fair value of securities	72,800,000	86,500,000
Foreign currency forward contracts outstanding to buy dollar	348,400,000
Foreign currency forward contracts outstanding to sell dollar	$ (422,300,000)