Represents the Stated maturity period of the mortgage loan receivable on real estate.

No definition available.

Name:	sfef_MortgageLoanOnRealEstateFinalMaturityPeriod
Namespace Prefix:	sfef_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The paying off of debt in regular installments over a period of time.

+ References

No definition available.

+ Details

Name:	sfef_MortgageLoansOnRealEstateLoanAmortizationPeriod
Namespace Prefix:	sfef_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the total amount of mortgage loan principal and interest as on the date specified.

+ References

No definition available.

+ Details

Name:	sfef_MortgageLoansOnRealEstateMaturityAmount
Namespace Prefix:	sfef_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	sfef_MortgageLoansOnRealEstatePeriodicPayments
Namespace Prefix:	sfef_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	sfef_MortgageNotesPayableLineItems
Namespace Prefix:	sfef_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Stated maturity date of the mortgage loan receivable on real estate, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

-URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Article 12

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29)

-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

+ Details

Name:	us-gaap_MortgageLoanOnRealEstateFinalMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the contractual principal due at the origination of the mortgage loan (face amount).

+ References

+ Details

Name:	us-gaap_MortgageLoansOnRealEstateFaceAmountOfMortgages
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The stated interest rate on the mortgage loan receivable or the weighted average interest rate on a group of loans.

+ References

+ Details

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

- Definition

Description of the contractual payment terms of the loan receivable including whether principal and interest is payable at a level or varying amount over the life of the loan, the amount of any balloon payment required at maturity, and any prepayment penalties.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

-URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Article 12

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29.5)

-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

+ Details

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

MORTGAGE NOTES PAYABLE (Details Textual) (USD $)	1 Months Ended		12 Months Ended		1 Months Ended
MORTGAGE NOTES PAYABLE (Details Textual) (USD $)	Sep. 30, 2012	Mar. 31, 2007	Jun. 30, 2014	Jun. 30, 2014 Mezzanine Loan [Member]	Jul. 31, 2005 Prudential Loan [Member]	Mar. 31, 2007 Second Prudential Loan [Member]
Mortgage Notes Payable [Line Items]
Mortgage Loans on Real Estate, Face Amount of Mortgages	$ 388,000				$ 30,000,000	$ 19,000,000
Mortgage Loans on Real Estate, Interest Rate	4.25%		5.28%	9.75%	5.22%	6.42%
Mortgage Loans on Real Estate, Final Maturity Date	Sep. 30, 2042	Aug. 05, 2015
Mortgage Loan On Real Estate Final Maturity Period					120 months	100 months
Mortgage Loans On Real Estate Periodic Payments					165,000	119,000
Mortgage Loans On Real Estate Loan Amortization Period	30 years				30 years	30 years
Mortgage Loans On Real Estate Maturity Amount	$ 400,000
Mortgage Loans on Real Estate, Periodic Payment Terms			The term of the Mortgage Loan is 10 years with interest only due in the first three years and equal monthly principal and interest payments based upon a 30 year amortization schedule for the remaining seven years of the Mortgage Loan term.