Debt Instrument Leverage Ratio

No definition available.

Name:	fcs_DebtInstrumentLeverageRatio
Namespace Prefix:	fcs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Incremental Limit Of Credit Facility

+ References

No definition available.

+ Details

Name:	fcs_IncrementalLimitOfCreditFacility
Namespace Prefix:	fcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line of Credit Facility, Sub Limit For Swinglines Loans

+ References

No definition available.

+ Details

Name:	fcs_LineOfCreditFacilitySubLimitForSwinglinesLoans
Namespace Prefix:	fcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Pledge Percentage Of Equity Interest

+ References

No definition available.

+ Details

Name:	fcs_PledgePercentageOfEquityInterest
Namespace Prefix:	fcs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Sublimit For Issuance Of Standby Letters Of Credit

+ References

No definition available.

+ Details

Name:	fcs_SublimitForIssuanceOfStandbyLettersOfCredit
Namespace Prefix:	fcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(f))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph f

-Article 4

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromLinesOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Long-Term Debt - Additional Information (Detail) (USD $)	0 Months Ended	9 Months Ended
	Sep. 26, 2014	Sep. 28, 2014	Sep. 26, 2014
Debt Instrument [Line Items]
Borrowing from revolving credit facility		$ 200,000,000
Foreign Subsidiary
Debt Instrument [Line Items]
Credit facility borrowing capacity amount		3,500,000
Senior Secured Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility borrowing capacity amount			400,000,000
Revolving credit facility, expiration period	5 years
Borrowing from revolving credit facility		200,000,000
Sublimit for the issuance of standby letters of credit			50,000,000
Sublimit for swing line loans			20,000,000
Aggregate principal amount under incremental credit facilities		300,000,000
Credit Facility, remained available amount		199,400,000
Percentage of pledge equity interest	100.00%
Revolving credit facility, variable rate	1.25%
Senior Secured Revolving Credit Facility \| Maximum
Debt Instrument [Line Items]
Leverage ratio (Adjusted EBITDA)			325.00%
Percentage of unused commitment fees	0.35%
Senior Secured Revolving Credit Facility \| Minimum
Debt Instrument [Line Items]
Leverage ratio (Adjusted EBITDA)			300.00%
Percentage of unused commitment fees	0.20%
Senior Secured Revolving Credit Facility \| Eurodollar Libor Rate
Debt Instrument [Line Items]
Revolving credit facility, variable rate	2.00%
Senior Secured Revolving Credit Facility \| Non US Subsidiaries
Debt Instrument [Line Items]
Percentage of pledge equity interest	65.00%
Other Credit Facility
Debt Instrument [Line Items]
Letter of credit outstanding amount		$ 365,000