Represents the number of directors of reporting entity.

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- Definition

Number of Collaboration Agreements

+ References

No definition available.

+ Details

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- Definition

Related Party Transaction, Potential Required Amounts of Transaction

+ References

No definition available.

+ Details

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- Definition

Royalty Expense, Percent of Sales

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Royalty Expense, Sales Revenue Benchmark

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

Shareholder Ownership Percentage

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Shareholder Ownership Percentage of Related Party in Affiliate

+ References

No definition available.

+ Details

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Namespace Prefix:	fcsc_
Data Type:	num:percentItemType
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- Definition

Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Current Liabilities
-URI http://asc.fasb.org/extlink&oid=6509677

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

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-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864

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

- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

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

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=fcsc_TechnologyAccessFeeMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=fcsc_DirectExpensesforWorkPerformedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=fcsc_PassthroughCostsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=fcsc_NonCashSupplementalStockIssuanceCostsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=fcsc_DevelopmentMilestoneMember
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Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=fcsc_CommercializationMilestoneMember
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Related Party Transactions (Details) $ in Millions	1 Months Ended	12 Months Ended
Related Party Transactions (Details) $ in Millions	Jan. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) director agreement	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Related Party Transaction [Line Items]
Number of collaboration agreements \| agreement		2
Affiliated Entity
Related Party Transaction [Line Items]
Ownership percent of related party		50.00%
Research and development expenses - related party		$ 15.9	$ 9.4	$ 10.1
Trade payables		10.7	1.0
Cash royalty, net sales benchmark		$ 100.0
Director
Related Party Transaction [Line Items]
Ownership percent of company common stock		38.00%
Number of directors \| director		2
Technology Access Fee \| Affiliated Entity
Related Party Transaction [Line Items]
Research and development expenses - related party		$ 10.0
Direct Expenses for Work Performed \| Affiliated Entity
Related Party Transaction [Line Items]
Research and development expenses - related party		3.1	2.3	2.9
Pass-through Costs \| Affiliated Entity
Related Party Transaction [Line Items]
Research and development expenses - related party		2.8	1.9	0.8
Non-Cash Supplemental Stock Issuance Costs \| Affiliated Entity
Related Party Transaction [Line Items]
Research and development expenses - related party			$ 5.2	$ 6.4
Development Milestone
Related Party Transaction [Line Items]
Possible required payments to Intrexon		30.0
Commercialization Milestone
Related Party Transaction [Line Items]
Possible required payments to Intrexon		$ 22.5
Subsequent Event \| Technology Access Fee
Related Party Transaction [Line Items]
Payments to Intrexon	$ 10.0
Minimum \| Affiliated Entity
Related Party Transaction [Line Items]
Cash royalty percent of sales		7.00%
Maximum \| Affiliated Entity
Related Party Transaction [Line Items]
Cash royalty percent of sales		14.00%