No definition available.

Name:	fccc_CommonStockValueReservedForFutureIssuanceUnderAgreement
Namespace Prefix:	fccc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Details

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Namespace Prefix:
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- Details

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Namespace Prefix:
Data Type:	na
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- Details

Name:	srt_TitleOfIndividualAxis=fccc_ChiefExecutiveOfficerVicePresidentMember
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SUBSEQUENT EVENTS (Details Narrative) - USD ($)	Apr. 26, 2021	Mar. 31, 2021	Mar. 31, 2020
Common stock shares acquired		3,461,022	3,461,022
Subsequent Event [Member] \| Stock Purchase Agreement [Member]
Common stock shares acquired	1,900,000
Subsequent Event [Member] \| Chief Executive Officer Vice President [Member]
Common stock shares reserved for future issuance under agreement	695,652
Common stock value reserved for future issuance under agreement	$ 159,999
Common stock price per share	$ 0.23