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6. Debt - Convertible Debt - Net (Details) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014
Beginning Balance, Convertible Debt	$ 1,938,994us-gaap_ConvertibleDebt	$ 411,245us-gaap_ConvertibleDebt
Proceeds		2,270,100us-gaap_ProceedsFromConvertibleDebt
Repayments	(25,682)us-gaap_RepaymentsOfLinesOfCredit
Less: gross debt discount recorded		(2,249,459)SAFE_GrossDebtDiscountRecorded
Add: amortization of debt discount	536,401SAFE_AmortizationOfDebtDiscount	1,507,108SAFE_AmortizationOfDebtDiscount
Ending Balance, Convertible Debt	2,475,395us-gaap_ConvertibleDebt	1,938,994us-gaap_ConvertibleDebt
Third Party
Beginning Balance, Convertible Debt	1,911,995us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember	361,245us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Proceeds		2,270,100us-gaap_ProceedsFromConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Repayments	(25,682)us-gaap_RepaymentsOfLinesOfCredit / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Less: gross debt discount recorded		(2,203,354)SAFE_GrossDebtDiscountRecorded / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Add: amortization of debt discount	530,705SAFE_AmortizationOfDebtDiscount / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember	1,484,004SAFE_AmortizationOfDebtDiscount / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Ending Balance, Convertible Debt	2,442,700us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember	1,911,995us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_ThirdPartyMember
Related Party
Beginning Balance, Convertible Debt	26,999us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember	50,000us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember
Proceeds
Repayments
Less: gross debt discount recorded		(46,105)SAFE_GrossDebtDiscountRecorded / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember
Add: amortization of debt discount	5,696SAFE_AmortizationOfDebtDiscount / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember	23,104SAFE_AmortizationOfDebtDiscount / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember
Ending Balance, Convertible Debt	$ 32,695us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember	$ 26,999us-gaap_ConvertibleDebt / us-gaap_LineOfCreditFacilityAxis = SAFE_RelatedPartyMember

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

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Namespace Prefix:	SAFE_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	SAFE_GrossDebtDiscountRecorded
Namespace Prefix:	SAFE_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16(a)(2))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

+ Details

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

X

- Definition

The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

+ References

Reference 1: 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 2: 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=56944662&loc=d3e3255-108585

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Balance Type:	debit
Period Type:	duration

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- Definition

Amount of cash outflow for payment of an obligation from a 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 FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585



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

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